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.

The User Account Control (UAC) tool was one of Vista's most vilified features -- popping up and nagging you whenever you wanted to install or update a program -- and many users will be surprised to ...

Microsoft points out a side effect of the August updates. User account control prompts appear when MSI repairs are started.

Microsoft says the August 2025 security updates are triggering unexpected User Account Control (UAC) prompts and app ...