diff --git a/public/language/en-GB/themes/harmony.json b/public/language/en-GB/themes/harmony.json
new file mode 100644
index 0000000000..57e2def8d3
--- /dev/null
+++ b/public/language/en-GB/themes/harmony.json
@@ -0,0 +1,14 @@
+{
+	"skins": "Skins",
+	"collapse": "Collapse",
+	"expand": "Expand",
+	"login-register-to-search": "Login or register to search.",
+	"settings.title": "Theme settings",
+	"settings.enableQuickReply": "Enable quick reply",
+	"settings.centerHeaderElements": "Center header elements",
+	"settings.mobileTopicTeasers": "Show topic teasers on mobile",
+	"settings.stickyToolbar": "Sticky toolbar",
+	"settings.stickyToolbar.help": "The toolbar on topic and category pages will stick to the top of the page",
+	"settings.autohideBottombar": "Auto hide bottom bar",
+	"settings.autohideBottombar.help": "The bottom bar on mobile view will be hidden when the page is scrolled down"
+}
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diff --git a/public/language/en-GB/themes/persona.json b/public/language/en-GB/themes/persona.json
new file mode 100644
index 0000000000..e7d1945303
--- /dev/null
+++ b/public/language/en-GB/themes/persona.json
@@ -0,0 +1,10 @@
+{
+    "settings.title": "Theme settings",
+    "settings.intro": "You can customise your theme settings here. Settings are stored on a per-device basis, so you are able to have different settings on different devices (phone, tablet, desktop, etc.)",
+    "settings.mobile-menu-side": "Switch which side each mobile menu is on",
+    "settings.autoHidingNavbar": "Automatically hide the navbar on scroll",
+    "settings.autoHidingNavbar-xs": "Very small screens (e.g. phones in portrait mode)",
+    "settings.autoHidingNavbar-sm": "Smaller screens (e.g. phones, some tablets)",
+    "settings.autoHidingNavbar-md": "Medium sized screens (e.g. tablets in landscape mode)",
+    "settings.autoHidingNavbar-lg": "Larger screens (e.g. desktop computers)"
+}
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