This policy setting allows you to manage whether a user can run the Firefox web browser or not. This policy sets AppLocker rules to prevent users from running the Internet Explorer web browser. If you enable this setting, users will be unable to run the Internet Explorer web browser. If you disable or do not configure this setting, users will be able to run the Internet Explorer web browser. Note: This setting is usually enabled on sensitive or highly secured computers, such as Active Directory domain controllers. Fix: (1) GPO: Computer Configuration\Windows Settings\Security Settings\Application Control Policies\AppLocker\Executable Rules!Block Internet Explorer Web Browser (2) REG: HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\SrpV2\Exe\881d54fe-3848-4d6a-95fd-42d48ebe60b8!Value