diff --git a/public/src/app.js b/public/src/app.js
index 585ce34484..e2783f17b2 100644
--- a/public/src/app.js
+++ b/public/src/app.js
@@ -112,7 +112,13 @@ app.cacheBuster = null;
 		 *   config (obj)
 		 *   next (string)
 		 */
-		require(['benchpress', 'translator', 'forum/header/notifications', 'forum/header/chat'], function (Benchpress, translator, Notifications, Chat) {
+		require([
+			'benchpress',
+			'translator',
+			'forum/unread',
+			'forum/header/notifications',
+			'forum/header/chat',
+		], function (Benchpress, translator, Unread, Notifications, Chat) {
 			app.user = data.header.user;
 			data.header.config = data.config;
 			config = data.config;
@@ -136,7 +142,7 @@ app.cacheBuster = null;
 				Object.values(toRender).forEach(function (element, idx) {
 					element.html(html[idx]);
 				});
-
+				Unread.initUnreadTopics();
 				Notifications.prepareDOM();
 				Chat.prepareDOM();
 				app.reskin(data.config.bootswatchSkin);
diff --git a/public/src/client/footer.js b/public/src/client/footer.js
index 73c6a775f2..7f016be5a7 100644
--- a/public/src/client/footer.js
+++ b/public/src/client/footer.js
@@ -4,101 +4,21 @@
 define('forum/footer', [
 	'components',
 	'translator',
+	'forum/unread',
 	'forum/header/notifications',
 	'forum/header/chat',
-], function (components, translator, Notifications, Chat) {
+], function (components, translator, Unread, Notifications, Chat) {
 	Notifications.prepareDOM();
 	Chat.prepareDOM();
 	translator.prepareDOM();
 
-	function updateUnreadTopicCount(url, count) {
-		if (!utils.isNumber(count)) {
-			return;
-		}
-		$('a[href="' + config.relative_path + url + '"].navigation-link i')
-			.toggleClass('unread-count', count > 0)
-			.attr('data-content', count > 99 ? '99+' : count);
-	}
-
-	function updateUnreadChatCount(count) {
+	socket.on('event:unread.updateChatCount', function (count) {
 		components.get('chat/icon')
 			.toggleClass('unread-count', count > 0)
 			.attr('data-content', count > 99 ? '99+' : count);
-	}
-
-	function initUnreadTopics() {
-		var unreadTopics = {};
-
-		function onNewPost(data) {
-			if (data && data.posts && data.posts.length) {
-				var post = data.posts[0];
-
-				if (parseInt(post.uid, 10) !== parseInt(app.user.uid, 10) && !unreadTopics[post.topic.tid]) {
-					increaseUnreadCount(data);
-					markTopicsUnread(post.topic.tid);
-					unreadTopics[post.topic.tid] = true;
-				}
-			}
-		}
-
-		function increaseUnreadCount(data) {
-			var post = data.posts[0];
-
-			var unreadTopicCount = parseInt($('a[href="' + config.relative_path + '/unread"].navigation-link i').attr('data-content'), 10) + 1;
-			updateUnreadTopicCount('/unread', unreadTopicCount);
-
-			var isNewTopic = post.isMain && parseInt(post.uid, 10) !== parseInt(app.user.uid, 10);
-			if (isNewTopic) {
-				var unreadNewTopicCount = parseInt($('a[href="' + config.relative_path + '/unread?filter=new"].navigation-link i').attr('data-content'), 10) + 1;
-				updateUnreadTopicCount('/unread?filter=new', unreadNewTopicCount);
-			}
-
-			var isUnreplied = parseInt(post.topic.postcount, 10) <= 1;
-			if (isUnreplied) {
-				var unreadUnrepliedTopicCount = parseInt($('a[href="' + config.relative_path + '/unread?filter=unreplied"].navigation-link i').attr('data-content'), 10) + 1;
-				updateUnreadTopicCount('/unread?filter=unreplied', unreadUnrepliedTopicCount);
-			}
-			if ($('a[href="' + config.relative_path + '/unread?filter=watched"].navigation-link i').length) {
-				socket.emit('topics.isFollowed', post.topic.tid, function (err, isFollowed) {
-					if (err) {
-						return app.alertError(err.message);
-					}
-					if (isFollowed) {
-						var unreadWatchedTopicCount = parseInt($('a[href="' + config.relative_path + '/unread?filter=watched"].navigation-link i').attr('data-content'), 10) + 1;
-						updateUnreadTopicCount('/unread?filter=watched', unreadWatchedTopicCount);
-					}
-				});
-			}
-		}
-
-		function markTopicsUnread(tid) {
-			$('[data-tid="' + tid + '"]').addClass('unread');
-		}
-
-		$(window).on('action:ajaxify.end', function (ev, data) {
-			if (data.url) {
-				var tid = data.url.match(/^topic\/(\d+)/);
-
-				if (tid && tid[1]) {
-					delete unreadTopics[tid[1]];
-				}
-			}
-		});
-
-		socket.on('event:new_post', onNewPost);
-	}
-
-	function updateUnreadCounters(data) {
-		updateUnreadTopicCount('/unread', data.unreadTopicCount);
-		updateUnreadTopicCount('/unread?filter=new', data.unreadNewTopicCount);
-		updateUnreadTopicCount('/unread?filter=watched', data.unreadWatchedTopicCount);
-		updateUnreadTopicCount('/unread?filter=unreplied', data.unreadUnrepliedTopicCount);
-	}
-
-	socket.on('event:unread.updateCount', updateUnreadCounters);
-	socket.on('event:unread.updateChatCount', updateUnreadChatCount);
+	});
 
 	if (app.user.uid > 0) {
-		initUnreadTopics();
+		Unread.initUnreadTopics();
 	}
 });
diff --git a/public/src/client/unread.js b/public/src/client/unread.js
index 09278b88de..9df088a16f 100644
--- a/public/src/client/unread.js
+++ b/public/src/client/unread.js
@@ -10,6 +10,8 @@ define('forum/unread', ['topicSelect', 'components', 'topicList'], function (top
 		topicList.init('unread');
 		topicSelect.init();
 
+		updateUnreadTopicCount('/' + ajaxify.data.selectedFilter.url, ajaxify.data.topicCount);
+
 		$('#markSelectedRead').on('click', function () {
 			var tids = topicSelect.getSelectedTids();
 			if (!tids.length) {
@@ -77,6 +79,81 @@ define('forum/unread', ['topicSelect', 'components', 'topicList'], function (top
 		}
 	}
 
+	function updateUnreadTopicCount(url, count) {
+		if (!utils.isNumber(count)) {
+			return;
+		}
+
+		$('a[href="' + config.relative_path + url + '"].navigation-link i')
+			.toggleClass('unread-count', count > 0)
+			.attr('data-content', count > 99 ? '99+' : count);
+	}
+
+	Unread.initUnreadTopics = function () {
+		var unreadTopics = {};
+
+		function onNewPost(data) {
+			if (data && data.posts && data.posts.length) {
+				var post = data.posts[0];
+
+				if (parseInt(post.uid, 10) !== parseInt(app.user.uid, 10) && !unreadTopics[post.topic.tid]) {
+					increaseUnreadCount(post);
+					markTopicsUnread(post.topic.tid);
+					unreadTopics[post.topic.tid] = true;
+				}
+			}
+		}
+
+		function increaseUnreadCount(post) {
+			var unreadTopicCount = parseInt($('a[href="' + config.relative_path + '/unread"].navigation-link i').attr('data-content'), 10) + 1;
+			updateUnreadTopicCount('/unread', unreadTopicCount);
+
+			var isNewTopic = post.isMain && parseInt(post.uid, 10) !== parseInt(app.user.uid, 10);
+			if (isNewTopic) {
+				var unreadNewTopicCount = parseInt($('a[href="' + config.relative_path + '/unread?filter=new"].navigation-link i').attr('data-content'), 10) + 1;
+				updateUnreadTopicCount('/unread?filter=new', unreadNewTopicCount);
+			}
+
+			var isUnreplied = parseInt(post.topic.postcount, 10) <= 1;
+			if (isUnreplied) {
+				var unreadUnrepliedTopicCount = parseInt($('a[href="' + config.relative_path + '/unread?filter=unreplied"].navigation-link i').attr('data-content'), 10) + 1;
+				updateUnreadTopicCount('/unread?filter=unreplied', unreadUnrepliedTopicCount);
+			}
+			if ($('a[href="' + config.relative_path + '/unread?filter=watched"].navigation-link i').length) {
+				socket.emit('topics.isFollowed', post.topic.tid, function (err, isFollowed) {
+					if (err) {
+						return app.alertError(err.message);
+					}
+					if (isFollowed) {
+						var unreadWatchedTopicCount = parseInt($('a[href="' + config.relative_path + '/unread?filter=watched"].navigation-link i').attr('data-content'), 10) + 1;
+						updateUnreadTopicCount('/unread?filter=watched', unreadWatchedTopicCount);
+					}
+				});
+			}
+		}
+
+		function markTopicsUnread(tid) {
+			$('[data-tid="' + tid + '"]').addClass('unread');
+		}
+
+		$(window).on('action:ajaxify.end', function () {
+			if (ajaxify.data.template.topic) {
+				delete unreadTopics[ajaxify.data.tid];
+			}
+		});
+		socket.removeListener('event:new_post', onNewPost);
+		socket.on('event:new_post', onNewPost);
+
+		socket.removeListener('event:unread.updateCount', updateUnreadCounters);
+		socket.on('event:unread.updateCount', updateUnreadCounters);
+	};
+
+	function updateUnreadCounters(data) {
+		updateUnreadTopicCount('/unread', data.unreadTopicCount);
+		updateUnreadTopicCount('/unread?filter=new', data.unreadNewTopicCount);
+		updateUnreadTopicCount('/unread?filter=watched', data.unreadWatchedTopicCount);
+		updateUnreadTopicCount('/unread?filter=unreplied', data.unreadUnrepliedTopicCount);
+	}
 
 	return Unread;
 });
diff --git a/public/src/modules/topicList.js b/public/src/modules/topicList.js
index a6399d6087..56219fec14 100644
--- a/public/src/modules/topicList.js
+++ b/public/src/modules/topicList.js
@@ -83,7 +83,7 @@ define('topicList', [
 	};
 
 	function onNewTopic(data) {
-		if ((ajaxify.data.selectedCids && ajaxify.data.selectedCids.indexOf(parseInt(data.cid, 10)) === -1) ||
+		if ((ajaxify.data.selectedCids && ajaxify.data.selectedCids.length && ajaxify.data.selectedCids.indexOf(parseInt(data.cid, 10)) === -1) ||
 			(ajaxify.data.selectedFilter && ajaxify.data.selectedFilter.filter === 'watched') ||
 			(ajaxify.data.template.category && parseInt(ajaxify.data.cid, 10) !== parseInt(data.cid, 10))) {
 			return;
diff --git a/src/groups/membership.js b/src/groups/membership.js
index 9631bb4a6a..bfce9947de 100644
--- a/src/groups/membership.js
+++ b/src/groups/membership.js
@@ -77,7 +77,7 @@ module.exports = function (Groups) {
 	};
 
 	function inviteOrRequestMembership(groupName, uid, type, callback) {
-		if (!parseInt(uid, 10)) {
+		if (!(parseInt(uid, 10) > 0)) {
 			return callback(new Error('[[error:not-logged-in]]'));
 		}
 		var hookName = type === 'invite' ? 'action:group.inviteMember' : 'action:group.requestMembership';
diff --git a/src/topics/unread.js b/src/topics/unread.js
index 5e02e2e686..ab07395171 100644
--- a/src/topics/unread.js
+++ b/src/topics/unread.js
@@ -215,26 +215,26 @@ module.exports = function (Topics) {
 					if (topic && topic.cid && cidMatch(topic.cid) && !blockedUids.includes(parseInt(topic.uid, 10))) {
 						topic.tid = parseInt(topic.tid, 10);
 						if ((results.isTopicsFollowed[index] || !isCidIgnored[topic.cid])) {
-							counts[''] += 1;
 							tidsByFilter[''].push(topic.tid);
 						}
 
 						if (results.isTopicsFollowed[index]) {
-							counts.watched += 1;
 							tidsByFilter.watched.push(topic.tid);
 						}
 
 						if (topic.postcount <= 1) {
-							counts.unreplied += 1;
 							tidsByFilter.unreplied.push(topic.tid);
 						}
 
 						if (!userRead[topic.tid]) {
-							counts.new += 1;
 							tidsByFilter.new.push(topic.tid);
 						}
 					}
 				});
+				counts[''] = tidsByFilter[''].length;
+				counts.watched = tidsByFilter.watched.length;
+				counts.unreplied = tidsByFilter.unreplied.length;
+				counts.new = tidsByFilter.new.length;
 
 				next(null, {
 					counts: counts,
@@ -439,10 +439,8 @@ module.exports = function (Topics) {
 	};
 
 	Topics.hasReadTopics = function (tids, uid, callback) {
-		if (!parseInt(uid, 10)) {
-			return callback(null, tids.map(function () {
-				return false;
-			}));
+		if (!(parseInt(uid, 10) > 0)) {
+			return setImmediate(callback, null, tids.map(() => false));
 		}
 
 		async.waterfall([