Checklists for software errors, setup, and tool workflows.

Fix Windows Search 502 Bad Gateway After Update

After a recent Windows Update, you might see a “502 Bad Gateway” error when using Windows Search....

Fix Windows Activation Command Not Found or Permission Denied

When trying to activate Windows using the command line (slmgr.vbs or slui), you might see errors ...

Fix Windows Security DNS Error Permission Denied

You may see a 'permission denied' error when Windows Security tries to access DNS settings. This ...

Enable Windows Defender After Disabling Third-Party Antivirus

If you've disabled or uninstalled a third-party antivirus and now find Windows Defender is not au...

How to Fix Chrome Profile Slow Performance

Common Causes of a Slow Chrome Profile

If Chrome feels sluggish only when you’re signed i...

How to Fix Windows Security Not Responding or Loading

Windows Security (formerly Windows Defender) may sometimes get stuck on a loading screen or show ...