Did ext-ms-win-ntuser-windowclass-l1-1-1.dll get corrupted or missing from your Windows PC? If you've tried closing the application, restarting your computer, etc. to fix the DLL error but are still having trouble, then you have come to the right place.
To begin, we must identify the error to find out what could be the reason, and the exact error message should give us some information.
The ext-ms-win-ntuser-windowclass-l1-1-1.dll is a Windows DLL module that could be used or shared by many applications.ext-ms-win-ntuser-windowclass-l1-1-1.dll can be used to create dependencies for other applications.This file may be corrupted, obsolete, or missing. Your applications or systems could not function properly and display error messages such as below.
You can fix ext-ms-win-ntuser-windowclass-l1-1-1.dll errors if it is not found on your system.An application that requires ext-ms-win-ntuser-windowclass-l1-1-1.dll will check for and load it from its system folder and directory.If the file is missing or corrupted, you may get an error, and the application might not function properly.There are a few solutions that you should try out.
It's simple to download the ext-ms-win-ntuser-windowclass-l1-1-1.dll and install it.Instead of paying for the professional help from a service center, you can fix your computer and remove these DLL errors completely free of charge.ext-ms-win-ntuser-windowclass-l1-1-1.dll available for downloading are scanned to make sure that they are safe.