diff --git a/build/build-desktop.bat b/build/build-desktop.bat
index dbd52c0726..69ec1bc411 100644
--- a/build/build-desktop.bat
+++ b/build/build-desktop.bat
@@ -13,14 +13,14 @@ copy ..\cell\sdk-all-min.js ..\..\core\build\jsdesktop\sdkjs\cell\sdk-all-min.js
 
 copy ..\common\Native\native.js ..\..\core\build\jsdesktop\sdkjs\common\Native\native.js
 
-copy ..\word\sdk-all.js ..\..\core-ext\desktop-sdk-wrapper\test\build\win_64\Debug\Local\editors\sdkjs\word\sdk-all.js
-copy ..\slide\sdk-all.js ..\..\core-ext\desktop-sdk-wrapper\test\build\win_64\Debug\Local\editors\sdkjs\slide\sdk-all.js
-copy ..\cell\sdk-all.js ..\..\core-ext\desktop-sdk-wrapper\test\build\win_64\Debug\Local\editors\sdkjs\cell\sdk-all.js
+copy ..\word\sdk-all.js ..\..\core-ext\desktop-sdk-wrapper\test\build\win_64\Debug\editors\sdkjs\word\sdk-all.js
+copy ..\slide\sdk-all.js ..\..\core-ext\desktop-sdk-wrapper\test\build\win_64\Debug\editors\sdkjs\slide\sdk-all.js
+copy ..\cell\sdk-all.js ..\..\core-ext\desktop-sdk-wrapper\test\build\win_64\Debug\editors\sdkjs\cell\sdk-all.js
 
-copy ..\word\sdk-all-min.js ..\..\core-ext\desktop-sdk-wrapper\test\build\win_64\Debug\Local\editors\sdkjs\word\sdk-all-min.js
-copy ..\slide\sdk-all-min.js ..\..\core-ext\desktop-sdk-wrapper\test\build\win_64\Debug\Local\editors\sdkjs\slide\sdk-all-min.js
-copy ..\cell\sdk-all-min.js ..\..\core-ext\desktop-sdk-wrapper\test\build\win_64\Debug\Local\editors\sdkjs\cell\sdk-all-min.js
+copy ..\word\sdk-all-min.js ..\..\core-ext\desktop-sdk-wrapper\test\build\win_64\Debug\editors\sdkjs\word\sdk-all-min.js
+copy ..\slide\sdk-all-min.js ..\..\core-ext\desktop-sdk-wrapper\test\build\win_64\Debug\editors\sdkjs\slide\sdk-all-min.js
+copy ..\cell\sdk-all-min.js ..\..\core-ext\desktop-sdk-wrapper\test\build\win_64\Debug\editors\sdkjs\cell\sdk-all-min.js
 
-copy ..\common\Native\native.js ..\..\core-ext\desktop-sdk-wrapper\test\build\win_64\Debug\Local\editors\sdkjs\common\Native\native.js
+copy ..\common\Native\native.js ..\..\core-ext\desktop-sdk-wrapper\test\build\win_64\Debug\editors\sdkjs\common\Native\native.js
 
 pause
\ No newline at end of file
diff --git a/cell/api.js b/cell/api.js
index 90a1992ce8..0b1e96d2b5 100644
--- a/cell/api.js
+++ b/cell/api.js
@@ -3820,6 +3820,8 @@ var editor;
   prot["asc_GetDefaultCertificate"] = prot.asc_GetDefaultCertificate;
   prot["asc_getSignatures"] 		= prot.asc_getSignatures;
   prot["asc_isSignaturesSupport"] 	= prot.asc_isSignaturesSupport;
+  prot["asc_RemoveSignature"] 		= prot.asc_RemoveSignature;
+  prot["asc_RemoveAllSignatures"] 	= prot.asc_RemoveAllSignatures;
 
   // password
   prot["asc_setCurrentPassword"]    = prot.asc_setCurrentPassword;
diff --git a/common/Local/common.js b/common/Local/common.js
index f76e53f4e1..1e29b484eb 100644
--- a/common/Local/common.js
+++ b/common/Local/common.js
@@ -365,6 +365,23 @@ window["DesktopOfflineAppDocumentSignatures"] = function(_json)
 			_api.sendEvent("asc_onUpdateSignatures", _api.asc_getSignatures(), _api.asc_getRequestSignatures());
 
 		});
+		_editor.asc_registerCallback("asc_onUpdateSignatures", function (signatures, requested)
+		{
+
+			var _api = window["Asc"]["editor"] ? window["Asc"]["editor"] : window.editor;
+			if (_api.editorId == AscCommon.c_oEditorId.Word || _api.editorId == AscCommon.c_oEditorId.Presentation)
+			{
+				if (0 == signatures.length)
+					_api.asc_setRestriction(Asc.c_oAscRestrictionType.None);
+				else
+					_api.asc_setRestriction(Asc.c_oAscRestrictionType.OnlySignatures);
+			}
+			else
+			{
+				// TODO:
+			}
+
+		});
 	}
 	window.FirstSignaturesCall = true;
 
diff --git a/common/apiBase.js b/common/apiBase.js
index 1145ca6211..011df6cfa4 100644
--- a/common/apiBase.js
+++ b/common/apiBase.js
@@ -1558,6 +1558,18 @@
 		return this.signatures;
 	};
 
+	baseEditorsApi.prototype.asc_RemoveSignature = function(guid)
+	{
+		if (window["AscDesktopEditor"])
+			window["AscDesktopEditor"]["RemoveSignature"](guid);
+	};
+
+	baseEditorsApi.prototype.asc_RemoveAllSignatures = function()
+	{
+		if (window["AscDesktopEditor"])
+			window["AscDesktopEditor"]["RemoveAllSignatures"]();
+	};
+
 	baseEditorsApi.prototype.asc_isSignaturesSupport = function()
 	{
 		if (window["AscDesktopEditor"] && window["AscDesktopEditor"]["IsSignaturesSupport"])
diff --git a/slide/api.js b/slide/api.js
index af113fdd2a..2165fec4d4 100644
--- a/slide/api.js
+++ b/slide/api.js
@@ -7366,6 +7366,8 @@ background-repeat: no-repeat;\
 	asc_docs_api.prototype["asc_GetDefaultCertificate"] 			= asc_docs_api.prototype.asc_GetDefaultCertificate;
 	asc_docs_api.prototype["asc_getSignatures"] 					= asc_docs_api.prototype.asc_getSignatures;
 	asc_docs_api.prototype["asc_isSignaturesSupport"] 				= asc_docs_api.prototype.asc_isSignaturesSupport;
+	asc_docs_api.prototype["asc_RemoveSignature"] 					= asc_docs_api.prototype.asc_RemoveSignature;
+	asc_docs_api.prototype["asc_RemoveAllSignatures"] 				= asc_docs_api.prototype.asc_RemoveAllSignatures;
 
 	// password
 	asc_docs_api.prototype["asc_setCurrentPassword"] 				= asc_docs_api.prototype.asc_setCurrentPassword;
diff --git a/word/api.js b/word/api.js
index 71ffc3c1b1..6dfac3df0e 100644
--- a/word/api.js
+++ b/word/api.js
@@ -8790,6 +8790,8 @@ background-repeat: no-repeat;\
 	asc_docs_api.prototype["asc_GetDefaultCertificate"] 				= asc_docs_api.prototype.asc_GetDefaultCertificate;
 	asc_docs_api.prototype["asc_getSignatures"] 						= asc_docs_api.prototype.asc_getSignatures;
 	asc_docs_api.prototype["asc_isSignaturesSupport"] 					= asc_docs_api.prototype.asc_isSignaturesSupport;
+	asc_docs_api.prototype["asc_RemoveSignature"] 						= asc_docs_api.prototype.asc_RemoveSignature;
+	asc_docs_api.prototype["asc_RemoveAllSignatures"] 					= asc_docs_api.prototype.asc_RemoveAllSignatures;
 
 	// passwords
 	asc_docs_api.prototype["asc_setCurrentPassword"] 					= asc_docs_api.prototype.asc_setCurrentPassword;