User Account Control, or UAC, is a security mechanism built into Windows. Here's how to change its protection level and whether you should disable it.

Running the app through the Command Prompt can bypass the "This App has been Blocked by your System Administrator" message. However, you need administrator privileges to execute the command.

If you receive a This app has been blocked for your protection message in Windows 11/10, fix it by using REGEDIT, GPEDIT, CMD or SmartScreen.

UAC was one of Vista's most annoying features, and it's still hanging around like a bad smell in Windows 7. It is much less intrusive though -- here's how to customise it ...

Windows displays a User Account Control (UAC) prompt whenever you attempt to install or run an existing application as an administrator. If you want additional control over your account's ...