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 ...

User Account Control or UAC is a security measure in Windows that shows up when an administrator privilege is required for a certain task. When the UAC prompt shows up, there is a Yes and No button, ...

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

Microsoft has fixed a known issue caused by the August 2025 security updates, which triggers unexpected User Account Control ...