Block Windows 11 From Installing contains the registry files to block Windows 11 from installing, as explained in our tutorial.
We can block Windows 11 using Group Policy Editor, Registry, or our Registry files below. You need to know what build of Windows you're currently using (must be 1803 or later) and either use your current build or, preferably, the latest Windows 10 build released to the public. Currently, the available versions are:
Download Block Windows 11 From Installing and extract the two files.
Double-click on the registry file that matches your current or latest Windows 10 release build.
For example, if you only want Windows 10 to update to 20H2, you double-click on Block Windows 11 - 20H2.reg.
Click Yes when prompted by User Account Control. Click Yes when prompted by Registry Editor.