diff --git a/apps/documenteditor/main/app/controller/Main.js b/apps/documenteditor/main/app/controller/Main.js
index dcf87cd48a..f5c5e21eca 100644
--- a/apps/documenteditor/main/app/controller/Main.js
+++ b/apps/documenteditor/main/app/controller/Main.js
@@ -566,7 +566,7 @@ define([
                 }
                 application.getController('DocumentHolder').getView().focus();
 
-                if (this.api) {
+                if (this.api && !toolbarView._state.previewmode) {
                     var cansave = this.api.asc_isDocumentCanSave(),
                         forcesave = this.appOptions.forcesave;
                     var isSyncButton = $('.icon', toolbarView.btnSave.cmpEl).hasClass('btn-synch');
@@ -1393,7 +1393,7 @@ define([
 
                 var toolbarView = this.getApplication().getController('Toolbar').getView();
 
-                if (toolbarView) {
+                if (toolbarView && !toolbarView._state.previewmode) {
                     var isSyncButton = $('.icon', toolbarView.btnSave.cmpEl).hasClass('btn-synch'),
                         forcesave = this.appOptions.forcesave;
                     if (toolbarView.btnSave.isDisabled() !== (!isModified && !isSyncButton && !forcesave || this._state.isDisconnected || this._state.fastCoauth && this._state.usersCount>1 && !forcesave))
@@ -1411,7 +1411,7 @@ define([
                     toolbarController = application.getController('Toolbar'),
                     toolbarView = toolbarController.getView();
 
-                if (toolbarView && this.api) {
+                if (toolbarView && this.api && !toolbarView._state.previewmode) {
                     var isSyncButton = $('.icon', toolbarView.btnSave.cmpEl).hasClass('btn-synch'),
                         forcesave = this.appOptions.forcesave;
                     if (toolbarView.btnSave.isDisabled() !== (!isCanSave && !isSyncButton && !forcesave || this._state.isDisconnected || this._state.fastCoauth && this._state.usersCount>1 && !forcesave))
diff --git a/apps/documenteditor/main/app/controller/Toolbar.js b/apps/documenteditor/main/app/controller/Toolbar.js
index 389e688d41..b00b329d62 100644
--- a/apps/documenteditor/main/app/controller/Toolbar.js
+++ b/apps/documenteditor/main/app/controller/Toolbar.js
@@ -2775,10 +2775,18 @@ define([
             disable = disable || (reviewmode ? toolbar_mask.length>0 : group_mask.length>0);
             toolbar.$el.find('.toolbar').toggleClass('masked', disable);
             toolbar.btnHide.setDisabled(disable);
-            disable ? Common.util.Shortcuts.suspendEvents('alt+h') : Common.util.Shortcuts.resumeEvents('alt+h');
-
             if ( toolbar.synchTooltip )
                 toolbar.synchTooltip.hide();
+
+            toolbar._state.previewmode = reviewmode && disable;
+            if (reviewmode) {
+                toolbar._state.previewmode && toolbar.btnSave.setDisabled(toolbar._state.previewmode);
+                if (toolbar.needShowSynchTip) {
+                    toolbar.needShowSynchTip = false;
+                    toolbar.onCollaborativeChanges();
+                }
+            }
+            disable ? Common.util.Shortcuts.suspendEvents('alt+h') : Common.util.Shortcuts.resumeEvents('alt+h');
         },
 
         onSelectRecepientsClick: function() {
diff --git a/apps/documenteditor/main/app/view/Toolbar.js b/apps/documenteditor/main/app/view/Toolbar.js
index 597f51dd5f..88a7b2371d 100644
--- a/apps/documenteditor/main/app/view/Toolbar.js
+++ b/apps/documenteditor/main/app/view/Toolbar.js
@@ -103,7 +103,8 @@ define([
                 this.toolbarControls = [];
                 this.textOnlyControls = [];
                 this._state = {
-                    hasCollaborativeChanges: undefined
+                    hasCollaborativeChanges: undefined,
+                    previewmode: false
                 };
                 this.btnSaveCls = 'btn-save';
                 this.btnSaveTip = this.tipSave + Common.Utils.String.platformKey('Ctrl+S');
@@ -2202,6 +2203,10 @@ define([
                     this.needShowSynchTip = true;
                     return;
                 }
+                if (this._state.previewmode) {
+                    if (!DE.getController('Main')._state.fastCoauth) this.needShowSynchTip = true;
+                    return;
+                }
 
                 this._state.hasCollaborativeChanges = true;
                 var iconEl = $('.icon', this.btnSave.cmpEl);
@@ -2238,7 +2243,7 @@ define([
             },
 
             synchronizeChanges: function () {
-                if (this.btnSave.rendered) {
+                if (!this._state.previewmode && this.btnSave.rendered) {
                     var iconEl = $('.icon', this.btnSave.cmpEl);
 
                     if (iconEl.hasClass('btn-synch')) {