diff --git a/apps/documenteditor/main/app/controller/Main.js b/apps/documenteditor/main/app/controller/Main.js
index 2790b549b..ba8bcfc96 100644
--- a/apps/documenteditor/main/app/controller/Main.js
+++ b/apps/documenteditor/main/app/controller/Main.js
@@ -1097,7 +1097,7 @@ define([
                 this.appOptions.forcesave      = this.appOptions.canForcesave;
                 this.appOptions.canEditComments= this.appOptions.isOffline || !(typeof (this.editorConfig.customization) == 'object' && this.editorConfig.customization.commentAuthorOnly);
                 this.appOptions.trialMode      = params.asc_getLicenseMode();
-                this.appOptions.isProtectSupport = false; // remove in 5.2
+                this.appOptions.isProtectSupport = true; // remove in 5.2
                 this.appOptions.canProtect     = this.appOptions.isProtectSupport && this.appOptions.isEdit && this.appOptions.isDesktopApp && this.appOptions.isOffline && this.api.asc_isSignaturesSupport();
 
                 if ( this.appOptions.isLightVersion ) {
diff --git a/apps/documenteditor/main/app/controller/Toolbar.js b/apps/documenteditor/main/app/controller/Toolbar.js
index d2051f391..470e2a29b 100644
--- a/apps/documenteditor/main/app/controller/Toolbar.js
+++ b/apps/documenteditor/main/app/controller/Toolbar.js
@@ -2718,7 +2718,7 @@ define([
                     me.toolbar.btnPaste.$el.detach().appendTo($box);
                     me.toolbar.btnCopy.$el.removeClass('split');
 
-                    if ( config.isProtectSupport && config.isOffline ) {
+                    if ( config.isProtectSupport && config.isOffline && false ) { // don't add protect panel to toolbar
                         tab = {action: 'protect', caption: me.toolbar.textTabProtect};
                         $panel = me.getApplication().getController('Common.Controllers.Protection').createToolbarPanel();
 
diff --git a/apps/presentationeditor/main/app/controller/Main.js b/apps/presentationeditor/main/app/controller/Main.js
index fb808a0ae..c8acda88f 100644
--- a/apps/presentationeditor/main/app/controller/Main.js
+++ b/apps/presentationeditor/main/app/controller/Main.js
@@ -860,7 +860,7 @@ define([
                 this.appOptions.forcesave      = this.appOptions.canForcesave;
                 this.appOptions.canEditComments= this.appOptions.isOffline || !(typeof (this.editorConfig.customization) == 'object' && this.editorConfig.customization.commentAuthorOnly);
                 this.appOptions.trialMode      = params.asc_getLicenseMode();
-                this.appOptions.isProtectSupport = false; // remove in 5.2
+                this.appOptions.isProtectSupport = true; // remove in 5.2
                 this.appOptions.canProtect     = this.appOptions.isProtectSupport && this.appOptions.isEdit && this.appOptions.isDesktopApp && this.appOptions.isOffline && this.api.asc_isSignaturesSupport();
 
                 this.appOptions.canBranding  = (licType === Asc.c_oLicenseResult.Success) && (typeof this.editorConfig.customization == 'object');
diff --git a/apps/presentationeditor/main/app/controller/Toolbar.js b/apps/presentationeditor/main/app/controller/Toolbar.js
index 8738dc0b7..60d102d4d 100644
--- a/apps/presentationeditor/main/app/controller/Toolbar.js
+++ b/apps/presentationeditor/main/app/controller/Toolbar.js
@@ -2009,7 +2009,7 @@ define([
                     me.toolbar.btnPaste.$el.detach().appendTo($box);
                     me.toolbar.btnCopy.$el.removeClass('split');
 
-                    if ( config.isProtectSupport && config.isOffline ) {
+                    if ( config.isProtectSupport && config.isOffline && false ) { // don't add protect panel to toolbar
                         tab = {action: 'protect', caption: me.toolbar.textTabProtect};
                         $panel = me.getApplication().getController('Common.Controllers.Protection').createToolbarPanel();
                         if ($panel)
diff --git a/apps/spreadsheeteditor/main/app/controller/Main.js b/apps/spreadsheeteditor/main/app/controller/Main.js
index 45ebd4d0a..24bbeabea 100644
--- a/apps/spreadsheeteditor/main/app/controller/Main.js
+++ b/apps/spreadsheeteditor/main/app/controller/Main.js
@@ -904,7 +904,7 @@ define([
                                                 (typeof (this.editorConfig.customization) == 'object' && !!this.editorConfig.customization.forcesave);
                 this.appOptions.forcesave      = this.appOptions.canForcesave;
                 this.appOptions.canEditComments= this.appOptions.isOffline || !(typeof (this.editorConfig.customization) == 'object' && this.editorConfig.customization.commentAuthorOnly);
-                this.appOptions.isProtectSupport = false; // remove in 5.2
+                this.appOptions.isProtectSupport = true; // remove in 5.2
                 this.appOptions.canProtect     = this.appOptions.isProtectSupport && this.appOptions.isEdit && this.appOptions.isDesktopApp && this.appOptions.isOffline && this.api.asc_isSignaturesSupport() && !(this.appOptions.isEditDiagram || this.appOptions.isEditMailMerge);
 
                 this.applyModeCommonElements();
diff --git a/apps/spreadsheeteditor/main/app/controller/Toolbar.js b/apps/spreadsheeteditor/main/app/controller/Toolbar.js
index 893472db0..0a47b51d3 100644
--- a/apps/spreadsheeteditor/main/app/controller/Toolbar.js
+++ b/apps/spreadsheeteditor/main/app/controller/Toolbar.js
@@ -2978,7 +2978,7 @@ define([
                             me.toolbar.btnPaste.$el.detach().appendTo($box);
                             me.toolbar.btnCopy.$el.removeClass('split');
 
-                            if ( config.isProtectSupport && config.isOffline ) {
+                            if ( config.isProtectSupport && config.isOffline && false ) { // don't add protect panel to toolbar
                                 tab = {action: 'protect', caption: me.toolbar.textTabProtect};
                                 $panel = me.getApplication().getController('Common.Controllers.Protection').createToolbarPanel();
                                 if ($panel)