If you want to resolve Minecraft installer not working Windows 11 then you need to allow it through firewall. To do that, Press Windows logo + I key on keyboard and then tap to settings. Choose privacy and security from left menu and then tap to Windows Security. Tap to firewall and network protection. Scroll down and users can find an app through firewall and then tap to it. Ensure that Minecraft is on the list and all public and private options are checked. If it is not on the list then Minecraft doesn’t have access and you can click to change settings button.