Checklists for software errors, setup, and tool workflows.

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

You notice Outlook consuming 50% or more CPU, making your syste...

Fix Chrome Blank Screen When Switching Profiles

If Chrome shows a blank screen (white or grey) after you switch user profiles, you're not alone. ...

Fix Windows Activation Stuck on 'Checking for Updates' on Mac

If you're running Windows on a Mac (via Boot Camp, Parallels, or VMware) and the activation proce...

Fix Windows Defender Performance Issues After Update

After a recent Windows update, you might notice Windows Defender (Microsoft Defender Antivirus) c...

OpenVPN Connection Failed: Check Firewall Settings

You see "connection failed" in your OpenVPN client log. The server is reachable, but the handshak...