diff --git a/public/language/ar/modules.json b/public/language/ar/modules.json
index 2c882421b3..cf9e87ee91 100644
--- a/public/language/ar/modules.json
+++ b/public/language/ar/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "تأكيد",
     "cover.dragging_title": "Cover Photo Positioning",
     "cover.dragging_message": "Drag the cover photo to the desired position and click \"Save\"",
-    "cover.saved": "Cover photo image and position saved"
+    "cover.saved": "Cover photo image and position saved",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/bg/modules.json b/public/language/bg/modules.json
index 01efccad4c..cd4a3ff158 100644
--- a/public/language/bg/modules.json
+++ b/public/language/bg/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Потвърждаване",
     "cover.dragging_title": "Наместване на снимката",
     "cover.dragging_message": "Преместете снимката на желаното положение и натиснете „Запазване“",
-    "cover.saved": "Снимката и мястото ѝ бяха запазени"
+    "cover.saved": "Снимката и мястото ѝ бяха запазени",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/bn/modules.json b/public/language/bn/modules.json
index 35d23c25b3..22a2ebf9b5 100644
--- a/public/language/bn/modules.json
+++ b/public/language/bn/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Confirm",
     "cover.dragging_title": "Cover Photo Positioning",
     "cover.dragging_message": "Drag the cover photo to the desired position and click \"Save\"",
-    "cover.saved": "Cover photo image and position saved"
+    "cover.saved": "Cover photo image and position saved",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/cs/modules.json b/public/language/cs/modules.json
index 7a46f1e858..3c5a0e66eb 100644
--- a/public/language/cs/modules.json
+++ b/public/language/cs/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Potvrdit",
     "cover.dragging_title": "Umístění fotografie",
     "cover.dragging_message": "Přesuňte fotku na požadovanou pozici a klikněte na „Uložit”",
-    "cover.saved": "Fotografie a její umístění uloženo"
+    "cover.saved": "Fotografie a její umístění uloženo",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/da/modules.json b/public/language/da/modules.json
index 7252ae2eac..43c0bb7132 100644
--- a/public/language/da/modules.json
+++ b/public/language/da/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Bekræft",
     "cover.dragging_title": "Coverbillede positionering ",
     "cover.dragging_message": "Træk coverbilledet til den ønskede position og klik \"Gem\"",
-    "cover.saved": "Coverbillede og position gemt "
+    "cover.saved": "Coverbillede og position gemt ",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/de/modules.json b/public/language/de/modules.json
index 33fcb54d99..92483efb90 100644
--- a/public/language/de/modules.json
+++ b/public/language/de/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Bestätigen",
     "cover.dragging_title": "Titelbildpositionierung",
     "cover.dragging_message": "Ziehe das Titelbild an die gewünschte Position und klicke auf \"Speichern\"",
-    "cover.saved": "Titelbild und -position gespeichert"
+    "cover.saved": "Titelbild und -position gespeichert",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/el/modules.json b/public/language/el/modules.json
index 0d0ee563d3..1526a51fd9 100644
--- a/public/language/el/modules.json
+++ b/public/language/el/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Confirm",
     "cover.dragging_title": "Cover Photo Positioning",
     "cover.dragging_message": "Drag the cover photo to the desired position and click \"Save\"",
-    "cover.saved": "Cover photo image and position saved"
+    "cover.saved": "Cover photo image and position saved",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/en-US/modules.json b/public/language/en-US/modules.json
index 0d0ee563d3..1526a51fd9 100644
--- a/public/language/en-US/modules.json
+++ b/public/language/en-US/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Confirm",
     "cover.dragging_title": "Cover Photo Positioning",
     "cover.dragging_message": "Drag the cover photo to the desired position and click \"Save\"",
-    "cover.saved": "Cover photo image and position saved"
+    "cover.saved": "Cover photo image and position saved",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/en-x-pirate/modules.json b/public/language/en-x-pirate/modules.json
index 68a7d2f0a0..460806b5ff 100644
--- a/public/language/en-x-pirate/modules.json
+++ b/public/language/en-x-pirate/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Confirm",
     "cover.dragging_title": "Cover Photo Positioning",
     "cover.dragging_message": "Drag the cover photo to the desired position and click \"Save\"",
-    "cover.saved": "Cover photo image and position saved"
+    "cover.saved": "Cover photo image and position saved",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/es/modules.json b/public/language/es/modules.json
index 8c5a7836df..35ea8d1721 100644
--- a/public/language/es/modules.json
+++ b/public/language/es/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Confirmar",
     "cover.dragging_title": "Colocar la foto de portada",
     "cover.dragging_message": "Arrastra la foto de portada al lugar que quieras y haz click en \"Guardar\"",
-    "cover.saved": "Imagen y posición de la foto de portada guardadas."
+    "cover.saved": "Imagen y posición de la foto de portada guardadas.",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/et/modules.json b/public/language/et/modules.json
index d998fb28c7..295469d349 100644
--- a/public/language/et/modules.json
+++ b/public/language/et/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Kinnita",
     "cover.dragging_title": "Kaanefoto Positsioneerimine",
     "cover.dragging_message": "Vea kaanefoto soovitud kohta ja klikka \"Salvesta\"",
-    "cover.saved": "Kaanefoto ja paiknemine salvestatud"
+    "cover.saved": "Kaanefoto ja paiknemine salvestatud",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/fa-IR/modules.json b/public/language/fa-IR/modules.json
index 6548cf766a..7bebc5d868 100644
--- a/public/language/fa-IR/modules.json
+++ b/public/language/fa-IR/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "تایید",
     "cover.dragging_title": "تنظیم مکان عکس کاور",
     "cover.dragging_message": "عکس کاور با کلیک موس گرفته و در مکان دلخواه رها کنید و بر روی \"ذخیره\" کلیک کنید",
-    "cover.saved": "عکس کاور و مکان آن ذخیره شد"
+    "cover.saved": "عکس کاور و مکان آن ذخیره شد",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/fi/modules.json b/public/language/fi/modules.json
index 5154037b1b..3564cc01a7 100644
--- a/public/language/fi/modules.json
+++ b/public/language/fi/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Confirm",
     "cover.dragging_title": "Cover Photo Positioning",
     "cover.dragging_message": "Drag the cover photo to the desired position and click \"Save\"",
-    "cover.saved": "Cover photo image and position saved"
+    "cover.saved": "Cover photo image and position saved",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/fr/modules.json b/public/language/fr/modules.json
index 3b933f81df..b600d2b525 100644
--- a/public/language/fr/modules.json
+++ b/public/language/fr/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Confirmer",
     "cover.dragging_title": "Positionnement de la photo de couverture",
     "cover.dragging_message": "Déplacez la photo de couverture à la position désiré et cliquez sur \"Enregistrer\"",
-    "cover.saved": "Photo de couverture et position sauvegardé. "
+    "cover.saved": "Photo de couverture et position sauvegardé. ",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/gl/modules.json b/public/language/gl/modules.json
index ace6dec552..4f61070653 100644
--- a/public/language/gl/modules.json
+++ b/public/language/gl/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Confirmar",
     "cover.dragging_title": "Colocar foto de portada",
     "cover.dragging_message": "Arrastra a foto d portada ó lugar que desexes e fai clic en \"Gardar\"",
-    "cover.saved": "Imaxe e posición da foto de portada gardadas."
+    "cover.saved": "Imaxe e posición da foto de portada gardadas.",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/he/modules.json b/public/language/he/modules.json
index 7d73b1702f..1159e1f0d3 100644
--- a/public/language/he/modules.json
+++ b/public/language/he/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "אשר",
     "cover.dragging_title": "מיקום תמונת נושא",
     "cover.dragging_message": "גרור תמונת נושא למיקום הרצוי ולחץ על \"שמור\"",
-    "cover.saved": "תמונת הנושא והמיקום נשמר"
+    "cover.saved": "תמונת הנושא והמיקום נשמר",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/hr/modules.json b/public/language/hr/modules.json
index d5c92597ca..4504c02ee6 100644
--- a/public/language/hr/modules.json
+++ b/public/language/hr/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Potvrdi",
     "cover.dragging_title": "Pozicija naslovne slike",
     "cover.dragging_message": "Povucite sliku na željenu poziciju i spremite \\\"Save\\\"",
-    "cover.saved": "Spremljeno"
+    "cover.saved": "Spremljeno",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/hu/modules.json b/public/language/hu/modules.json
index f97ad2d69a..3c7f579186 100644
--- a/public/language/hu/modules.json
+++ b/public/language/hu/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Megerősítés",
     "cover.dragging_title": "Fedőkép pozíciója",
     "cover.dragging_message": "Húzd a fedőképet a kívánt pozícióba, majd \"Mentés\"",
-    "cover.saved": "Fedőkép és annak pozíciója elmentve"
+    "cover.saved": "Fedőkép és annak pozíciója elmentve",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/id/modules.json b/public/language/id/modules.json
index 57515fd199..615af3e50f 100644
--- a/public/language/id/modules.json
+++ b/public/language/id/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Confirm",
     "cover.dragging_title": "Cover Photo Positioning",
     "cover.dragging_message": "Drag the cover photo to the desired position and click \"Save\"",
-    "cover.saved": "Cover photo image and position saved"
+    "cover.saved": "Cover photo image and position saved",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/it/modules.json b/public/language/it/modules.json
index 994fa3aacc..7abff67587 100644
--- a/public/language/it/modules.json
+++ b/public/language/it/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Conferma",
     "cover.dragging_title": "Posizionando la foto copertina",
     "cover.dragging_message": "Trascina l'immagine di copertina nella posizione desiderata e clicca su \"Salva\"",
-    "cover.saved": "Immagine di copertina e posizione salvati"
+    "cover.saved": "Immagine di copertina e posizione salvati",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/ja/modules.json b/public/language/ja/modules.json
index 27f60b5043..ec2c152af3 100644
--- a/public/language/ja/modules.json
+++ b/public/language/ja/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "確認",
     "cover.dragging_title": "カバー写真の配置について",
     "cover.dragging_message": "カバー写真をドラッグで目的位置に移動し、\"保存\"をクリックします。",
-    "cover.saved": "カバー写真と配置設定を保存しました。"
+    "cover.saved": "カバー写真と配置設定を保存しました。",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/ko/modules.json b/public/language/ko/modules.json
index fc80829031..1177b24fe9 100644
--- a/public/language/ko/modules.json
+++ b/public/language/ko/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "확인",
     "cover.dragging_title": "커버 사진 위치변경",
     "cover.dragging_message": "커버 사진을 맞게 드래그 후 저장을 클릭하세요.",
-    "cover.saved": "커버 사진을 저장하였습니다."
+    "cover.saved": "커버 사진을 저장하였습니다.",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/lt/modules.json b/public/language/lt/modules.json
index cb2c1bc0f8..04d67cd28c 100644
--- a/public/language/lt/modules.json
+++ b/public/language/lt/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Confirm",
     "cover.dragging_title": "Cover Photo Positioning",
     "cover.dragging_message": "Drag the cover photo to the desired position and click \"Save\"",
-    "cover.saved": "Cover photo image and position saved"
+    "cover.saved": "Cover photo image and position saved",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/lv/modules.json b/public/language/lv/modules.json
index 932b8f3c86..7769e46eec 100644
--- a/public/language/lv/modules.json
+++ b/public/language/lv/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Apstiprināt",
     "cover.dragging_title": "Novietot galvenes bildi",
     "cover.dragging_message": "Velc galvenes bildi vēlamajā vietā un noklikšķini uz \"Saglabāt\"",
-    "cover.saved": "Galvenes bilde un novietojums saglabāta"
+    "cover.saved": "Galvenes bilde un novietojums saglabāta",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/ms/modules.json b/public/language/ms/modules.json
index 6b8ce9170c..24afdd58bd 100644
--- a/public/language/ms/modules.json
+++ b/public/language/ms/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Pasti",
     "cover.dragging_title": "Kedudukan Gambar Muka",
     "cover.dragging_message": "Seret gambar muka ke kedudukan yang diingini dan klik \"Simpan\"",
-    "cover.saved": "Gambar muka dan kedudukan disimpan"
+    "cover.saved": "Gambar muka dan kedudukan disimpan",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/nb/modules.json b/public/language/nb/modules.json
index 531c6b3034..d060037588 100644
--- a/public/language/nb/modules.json
+++ b/public/language/nb/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Bekreft",
     "cover.dragging_title": "Cover Photo Positioning",
     "cover.dragging_message": "Drag the cover photo to the desired position and click \"Save\"",
-    "cover.saved": "Cover photo image and position saved"
+    "cover.saved": "Cover photo image and position saved",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/nl/modules.json b/public/language/nl/modules.json
index f29a32ad31..b5155d089c 100644
--- a/public/language/nl/modules.json
+++ b/public/language/nl/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Bevestig",
     "cover.dragging_title": "Omslag Foto Positionering",
     "cover.dragging_message": "Sleep de omslag foto voor de gewilde positie en klik \"Opslaan\"",
-    "cover.saved": "Omslag foto en positie opgeslagen"
+    "cover.saved": "Omslag foto en positie opgeslagen",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/pl/modules.json b/public/language/pl/modules.json
index 3638d8a3b1..64f420cfa0 100644
--- a/public/language/pl/modules.json
+++ b/public/language/pl/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Potwierdź",
     "cover.dragging_title": "Pozycjonowanie tła",
     "cover.dragging_message": "Przeciągnij zdjęcie tła do wybranej pozycji i kliknij „Zapisz”",
-    "cover.saved": "Tło zapisane"
+    "cover.saved": "Tło zapisane",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/pt-BR/modules.json b/public/language/pt-BR/modules.json
index ebd1ebfa8a..7e776aa825 100644
--- a/public/language/pt-BR/modules.json
+++ b/public/language/pt-BR/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Confirmar",
     "cover.dragging_title": "Posicionamento da Foto de Capa",
     "cover.dragging_message": "Arraste a foto de capa na posição desejada e clique em \"Salvar\"",
-    "cover.saved": "Imagem de foto da capa e posição foram gravadas"
+    "cover.saved": "Imagem de foto da capa e posição foram gravadas",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/pt-PT/modules.json b/public/language/pt-PT/modules.json
index 0e33cc2606..7b3aa7dc7e 100644
--- a/public/language/pt-PT/modules.json
+++ b/public/language/pt-PT/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Confirmar",
     "cover.dragging_title": "Posicionamento da fotografia de capa",
     "cover.dragging_message": "Arrasta a fotografia de capa para a posição desejada e carregar \"Guardar\"",
-    "cover.saved": "Fotografia de capa e posição guardadas"
+    "cover.saved": "Fotografia de capa e posição guardadas",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/ro/modules.json b/public/language/ro/modules.json
index 59f4ea2304..c7660b094a 100644
--- a/public/language/ro/modules.json
+++ b/public/language/ro/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Confirm",
     "cover.dragging_title": "Cover Photo Positioning",
     "cover.dragging_message": "Drag the cover photo to the desired position and click \"Save\"",
-    "cover.saved": "Cover photo image and position saved"
+    "cover.saved": "Cover photo image and position saved",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/ru/modules.json b/public/language/ru/modules.json
index 3c6c65b420..f8f65e0b06 100644
--- a/public/language/ru/modules.json
+++ b/public/language/ru/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Подтвердить",
     "cover.dragging_title": "Позиционирование обложки",
     "cover.dragging_message": "Перетащите обложку на желаемое место и нажмите \"Сохранить\"",
-    "cover.saved": "Обложка и её расположение сохранены"
+    "cover.saved": "Обложка и её расположение сохранены",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/rw/modules.json b/public/language/rw/modules.json
index 7d808a7c61..89c6de4a7b 100644
--- a/public/language/rw/modules.json
+++ b/public/language/rw/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Emeza",
     "cover.dragging_title": "Kuringaniza Ifoto yo Hejuru",
     "cover.dragging_message": "Kurura ifoto yo hejuru mu cyerekezo ushaka ubundi ubike ibirangijwe",
-    "cover.saved": "Ibyatunganyijwe ku ifoto yo hejuru byafashe"
+    "cover.saved": "Ibyatunganyijwe ku ifoto yo hejuru byafashe",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/sc/modules.json b/public/language/sc/modules.json
index 0bad7a4485..06e73ab6f1 100644
--- a/public/language/sc/modules.json
+++ b/public/language/sc/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Confirm",
     "cover.dragging_title": "Cover Photo Positioning",
     "cover.dragging_message": "Drag the cover photo to the desired position and click \"Save\"",
-    "cover.saved": "Cover photo image and position saved"
+    "cover.saved": "Cover photo image and position saved",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/sk/modules.json b/public/language/sk/modules.json
index c6fd9b1120..d5d0bd4d4b 100644
--- a/public/language/sk/modules.json
+++ b/public/language/sk/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Potvrdiť",
     "cover.dragging_title": "Pozícia profilovej fotografie",
     "cover.dragging_message": "Presuňte profilovú fotografiu do požadovanej pozície a kliknite na „Uložiť\"",
-    "cover.saved": "Profilová fotografia a pozícia boli uložené"
+    "cover.saved": "Profilová fotografia a pozícia boli uložené",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/sl/modules.json b/public/language/sl/modules.json
index f944a0004a..8df1778d94 100644
--- a/public/language/sl/modules.json
+++ b/public/language/sl/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Potrdi",
     "cover.dragging_title": "Določanje položaja naslovne fotografije",
     "cover.dragging_message": "Povleci sliko na želeni položaj in klikni \"Shrani\". ",
-    "cover.saved": "Naslovna fotografija in položaj shranjena"
+    "cover.saved": "Naslovna fotografija in položaj shranjena",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/sr/modules.json b/public/language/sr/modules.json
index 3e3ab8e2b5..fad63043a2 100644
--- a/public/language/sr/modules.json
+++ b/public/language/sr/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Потврди",
     "cover.dragging_title": "Позиционирање насловне фотографије",
     "cover.dragging_message": "Повуците насловну фотографију до жељене локације и кликните на \"Сачувај\"",
-    "cover.saved": "Насловна фотографија и позиција су сачуване"
+    "cover.saved": "Насловна фотографија и позиција су сачуване",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/sv/modules.json b/public/language/sv/modules.json
index fc20f07d18..45a942aada 100644
--- a/public/language/sv/modules.json
+++ b/public/language/sv/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Bekräfta",
     "cover.dragging_title": "Positionering av omslagsbild",
     "cover.dragging_message": "Dra omslagsbilden till önskad position och tryck \"Spara\"",
-    "cover.saved": "Omslagsbilden sparad"
+    "cover.saved": "Omslagsbilden sparad",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/th/modules.json b/public/language/th/modules.json
index e32f64644b..08356b09eb 100644
--- a/public/language/th/modules.json
+++ b/public/language/th/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "ยืนยัน",
     "cover.dragging_title": "ตำแหน่งภาพหน้าปก",
     "cover.dragging_message": "ลากภาพหน้าปกเพื่อเลือกตำแหน่งแล้วกด \"บันทึก\"",
-    "cover.saved": "ภาพหน้าปกและตำแหน่งได้รับการบันทึกแล้ว"
+    "cover.saved": "ภาพหน้าปกและตำแหน่งได้รับการบันทึกแล้ว",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/tr/modules.json b/public/language/tr/modules.json
index aa9ce03cb9..f5e0a5409c 100644
--- a/public/language/tr/modules.json
+++ b/public/language/tr/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Onayla",
     "cover.dragging_title": "Kapak Görseli Konumlandırma",
     "cover.dragging_message": "Kapak görselini istediğin pozisyona getir ve kaydet",
-    "cover.saved": "Kapak görseli ve pozisyonu kaydedildi"
+    "cover.saved": "Kapak görseli ve pozisyonu kaydedildi",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/uk/modules.json b/public/language/uk/modules.json
index a9f88a45ff..a800b171ad 100644
--- a/public/language/uk/modules.json
+++ b/public/language/uk/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Підтвердити",
     "cover.dragging_title": "Розташування обкладинки",
     "cover.dragging_message": "Перетягніть обкладинку на бажане місце на натисніть \"Зберегти\"",
-    "cover.saved": "Зображення обкладинки та її позиція збережені"
+    "cover.saved": "Зображення обкладинки та її позиція збережені",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/vi/modules.json b/public/language/vi/modules.json
index c2c9235a60..0a66fd6595 100644
--- a/public/language/vi/modules.json
+++ b/public/language/vi/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "Xác nhận",
     "cover.dragging_title": "Điều chỉnh vị trí ảnh cover",
     "cover.dragging_message": "Kéo ảnh cover vào vị trí bạn ưng ý và nhấn \"Lưu\"",
-    "cover.saved": "Ảnh cover và vị trí đã được lưu"
+    "cover.saved": "Ảnh cover và vị trí đã được lưu",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/zh-CN/modules.json b/public/language/zh-CN/modules.json
index c86b612475..d50edb774a 100644
--- a/public/language/zh-CN/modules.json
+++ b/public/language/zh-CN/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "确认",
     "cover.dragging_title": "设置封面照片位置",
     "cover.dragging_message": "拖拽封面照片到期望的位置，然后点击“保存”",
-    "cover.saved": "封面照片和位置已保存"
+    "cover.saved": "封面照片和位置已保存",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file
diff --git a/public/language/zh-TW/modules.json b/public/language/zh-TW/modules.json
index b84bf6eec5..657a858eeb 100644
--- a/public/language/zh-TW/modules.json
+++ b/public/language/zh-TW/modules.json
@@ -65,5 +65,11 @@
     "bootbox.confirm": "確認",
     "cover.dragging_title": "設定封面照片位置",
     "cover.dragging_message": "拖拽封面照片到期望的位置，然後點擊“儲存”",
-    "cover.saved": "封面照片和位置已儲存"
+    "cover.saved": "封面照片和位置已儲存",
+    "thumbs.modal.title": "Manage topic thumbnails",
+    "thumbs.modal.no-thumbs": "No thumbnails found.",
+    "thumbs.modal.resize-note": "<strong>Note</strong>: This forum is configured to resize topic thumbnails down to a maximum width of %1px",
+    "thumbs.modal.add": "Add thumbnail",
+    "thumbs.modal.remove": "Remove thumbnail",
+    "thumbs.modal.confirm-remove": "Are you sure you want to remove this thumbnail?"
 }
\ No newline at end of file