diff --git a/client/notifications/notification.js b/client/notifications/notification.js
index 6adec5a6e035..6ad4ada930c5 100644
--- a/client/notifications/notification.js
+++ b/client/notifications/notification.js
@@ -1,9 +1,21 @@
-/* globals KonchatNotification, fireGlobalEvent, readMessage */
+/* globals KonchatNotification, fireGlobalEvent, readMessage, CachedChatSubscription */
 
 // Show notifications and play a sound for new messages.
 // We trust the server to only send notifications for interesting messages, e.g. direct messages or
 // group messages in which the user is mentioned.
 
+function notifyNewRoom(sub) {
+
+	// Do not play new room sound if user is busy
+	if (Session.equals(`user_${ Meteor.userId() }_status`, 'busy')) {
+		return;
+	}
+
+	if ((!FlowRouter.getParam('name') || FlowRouter.getParam('name') !== sub.name) && !sub.ls && sub.alert === true) {
+		return KonchatNotification.newRoom(sub.rid);
+	}
+}
+
 Meteor.startup(function() {
 	Tracker.autorun(function() {
 		if (Meteor.userId()) {
@@ -55,6 +67,16 @@ Meteor.startup(function() {
 					KonchatNotification.newMessage(notification.payload.rid);
 				}
 			});
+
+			CachedChatSubscription.onSyncData = function(action, sub) {
+				if (action !== 'removed') {
+					notifyNewRoom(sub);
+				}
+			};
+
+			RocketChat.Notifications.onUser('subscriptions-changed', (action, sub) => {
+				notifyNewRoom(sub);
+			});
 		}
 	});
 });
diff --git a/packages/rocketchat-lib/client/lib/cachedCollection.js b/packages/rocketchat-lib/client/lib/cachedCollection.js
index beb3d4995fe2..88f369f83a52 100644
--- a/packages/rocketchat-lib/client/lib/cachedCollection.js
+++ b/packages/rocketchat-lib/client/lib/cachedCollection.js
@@ -99,7 +99,8 @@ class CachedCollection {
 		useCache = true,
 		debug = false,
 		version = 6,
-		maxCacheTime = 60*60*24*30
+		maxCacheTime = 60*60*24*30,
+		onSyncData = (/* action, record */) => {}
 	}) {
 		this.collection = collection || new Mongo.Collection(null);
 
@@ -116,6 +117,7 @@ class CachedCollection {
 		this.userRelated = userRelated;
 		this.updatedAt = new Date(0);
 		this.maxCacheTime = maxCacheTime;
+		this.onSyncData = onSyncData;
 
 		RocketChat.CachedCollectionManager.register(this);
 
@@ -206,6 +208,8 @@ class CachedCollection {
 				delete record.$loki;
 				this.collection.upsert({ _id: record._id }, _.omit(record, '_id'));
 
+				this.onSyncData('changed', record);
+
 				if (record._updatedAt && record._updatedAt > this.updatedAt) {
 					this.updatedAt = record._updatedAt;
 				}
@@ -268,12 +272,16 @@ class CachedCollection {
 				if (record._deletedAt) {
 					this.collection.remove({ _id: record._id });
 
+					this.onSyncData('removed', record);
+
 					if (record._deletedAt && record._deletedAt > this.updatedAt) {
 						this.updatedAt = record._deletedAt;
 					}
 				} else {
 					this.collection.upsert({ _id: record._id }, _.omit(record, '_id'));
 
+					this.onSyncData('changed', record);
+
 					if (record._updatedAt && record._updatedAt > this.updatedAt) {
 						this.updatedAt = record._updatedAt;
 					}
diff --git a/packages/rocketchat-ui-sidenav/client/accountBox.js b/packages/rocketchat-ui-sidenav/client/accountBox.js
index 4ce10ac67b1c..6c112705f442 100644
--- a/packages/rocketchat-ui-sidenav/client/accountBox.js
+++ b/packages/rocketchat-ui-sidenav/client/accountBox.js
@@ -29,7 +29,7 @@ Template.accountBox.helpers({
 	},
 
 	isAnonymous() {
-		if (Meteor.user() == null && RocketChat.settings.get('Accounts_AllowAnonymousRead')) {
+		if (Meteor.userId() == null && RocketChat.settings.get('Accounts_AllowAnonymousRead')) {
 			return 'disabled';
 		}
 	}
diff --git a/packages/rocketchat-ui-sidenav/client/chatRoomItem.js b/packages/rocketchat-ui-sidenav/client/chatRoomItem.js
index 44b00e6588f6..877f4290e8af 100644
--- a/packages/rocketchat-ui-sidenav/client/chatRoomItem.js
+++ b/packages/rocketchat-ui-sidenav/client/chatRoomItem.js
@@ -1,5 +1,3 @@
-/* globals KonchatNotification */
-
 Template.chatRoomItem.helpers({
 	roomData() {
 		let name = this.name;
@@ -25,10 +23,6 @@ Template.chatRoomItem.helpers({
 		if (!this.hideUnreadStatus && (FlowRouter.getParam('_id') !== this.rid || !document.hasFocus()) && this.alert) {
 			alertClass = 'sidebar-item__link--active';
 		}
-		// Sound notification
-		if (!(FlowRouter.getParam('name') === this.name) && !this.ls && this.alert === true) {
-			KonchatNotification.newRoom(this.rid);
-		}
 
 		const icon = RocketChat.roomTypes.getIcon(this.t);
 		const avatar = !icon;
@@ -47,9 +41,3 @@ Template.chatRoomItem.helpers({
 		};
 	}
 });
-
-Template.chatRoomItem.onRendered = function() {
-	if (!(FlowRouter.getParam('name') && (FlowRouter.getParam('name') === this.name)) && !this.ls && (this.alert === true)) {
-		return KonchatNotification.newRoom(this.rid);
-	}
-};
diff --git a/packages/rocketchat-ui-sidenav/client/sideNav.html b/packages/rocketchat-ui-sidenav/client/sideNav.html
index 35d3ec88aefd..55bf3323b7f6 100644
--- a/packages/rocketchat-ui-sidenav/client/sideNav.html
+++ b/packages/rocketchat-ui-sidenav/client/sideNav.html
@@ -5,7 +5,7 @@
 				{{> toolbar}}
 			</header>
 
-			{{#if currentUser}}
+			{{#if loggedInUser}}
 				<div class="unread-rooms background-primary-action-color color-primary-action-contrast top-unread-rooms hidden">
 					{{_ "More_unreads"}} <i class="icon-up-big"></i>
 				</div>
diff --git a/packages/rocketchat-ui-sidenav/client/sideNav.js b/packages/rocketchat-ui-sidenav/client/sideNav.js
index cecd50972f1c..76415343588a 100644
--- a/packages/rocketchat-ui-sidenav/client/sideNav.js
+++ b/packages/rocketchat-ui-sidenav/client/sideNav.js
@@ -1,14 +1,6 @@
 /* globals menu*/
 
 Template.sideNav.helpers({
-	hasUnread() {
-		const user = Meteor.user();
-		return user && user.settings && user.settings.preferences && user.settings.preferences.roomsListExhibitionMode === 'unread';
-	},
-	sortByActivity() {
-		const user = Meteor.user();
-		return user && user.settings && user.settings.preferences && user.settings.preferences.roomsListExhibitionMode === 'activity';
-	},
 	flexTemplate() {
 		return SideNav.getFlex().template;
 	},
@@ -23,6 +15,10 @@ Template.sideNav.helpers({
 
 	roomType() {
 		return RocketChat.roomTypes.getTypes();
+	},
+
+	loggedInUser() {
+		return !!Meteor.userId();
 	}
 });
 
@@ -69,7 +65,12 @@ Template.sideNav.onCreated(function() {
 	this.mergedChannels = new ReactiveVar(false);
 
 	this.autorun(() => {
-		const user = Meteor.user();
+		const user = RocketChat.models.Users.findOne(Meteor.userId(), {
+			fields: {
+				'settings.preferences.roomsListExhibitionMode': 1,
+				'settings.preferences.mergeChannels': 1
+			}
+		});
 		let userPref = null;
 		if (user && user.settings && user.settings.preferences) {
 			userPref = user.settings.preferences.roomsListExhibitionMode === 'category' && user.settings.preferences.mergeChannels;
diff --git a/packages/rocketchat-ui/client/lib/notification.js b/packages/rocketchat-ui/client/lib/notification.js
index af8519ecfcb7..fd0cfbac7f22 100644
--- a/packages/rocketchat-ui/client/lib/notification.js
+++ b/packages/rocketchat-ui/client/lib/notification.js
@@ -124,31 +124,38 @@ const KonchatNotification = {
 	}
 };
 
-Tracker.autorun(function() {
-	const user = Meteor.user();
-	const newRoomNotification = user && user.settings && user.settings.preferences && user.settings.preferences.newRoomNotification || 'door';
-	const audioVolume = user && user.settings && user.settings.preferences && user.settings.preferences.notificationsSoundVolume || 100;
+Meteor.startup(() => {
+	Tracker.autorun(function() {
+		const user = RocketChat.models.Users.findOne(Meteor.userId(), {
+			fields: {
+				'settings.preferences.newRoomNotification': 1,
+				'settings.preferences.notificationsSoundVolume': 1
+			}
+		});
+		const newRoomNotification = user && user.settings && user.settings.preferences && user.settings.preferences.newRoomNotification || 'door';
+		const audioVolume = user && user.settings && user.settings.preferences && user.settings.preferences.notificationsSoundVolume || 100;
 
-	if ((Session.get('newRoomSound') || []).length > 0) {
-		Tracker.nonreactive(function() {
-			if (!Session.equals(`user_${ Meteor.userId() }_status`, 'busy') && newRoomNotification !== 'none') {
-				const [audio] = $(`audio#${ newRoomNotification }`);
-				if (audio && audio.play) {
-					audio.volume = Number((audioVolume/100).toPrecision(2));
-					return audio.play();
+		if ((Session.get('newRoomSound') || []).length > 0) {
+			Meteor.defer(function() {
+				if (newRoomNotification !== 'none') {
+					const [audio] = $(`audio#${ newRoomNotification }`);
+					if (audio && audio.play) {
+						audio.volume = Number((audioVolume/100).toPrecision(2));
+						return audio.play();
+					}
 				}
+			});
+		} else {
+			const [room] = $(`audio#${ newRoomNotification }`);
+			if (!room) {
+				return;
+			}
+			if (room.pause) {
+				room.pause();
+				return room.currentTime = 0;
 			}
-		});
-	} else {
-		const [room] = $(`audio#${ newRoomNotification }`);
-		if (!room) {
-			return;
-		}
-		if (room.pause) {
-			room.pause();
-			return room.currentTime = 0;
 		}
-	}
+	});
 });
 export { KonchatNotification };
 this.KonchatNotification = KonchatNotification;