Knowledge base for software setup, errors, and daily tool work.

Fix Chrome Profile File Locked Without Deleting Profile

You try to launch Chrome and get a message that your profile is locked. This usually happens afte...

Fix 'Windows Security Permission Denied' Errors on Mac

If you're seeing a 'Windows Security Permission Denied' error on your Mac while trying to access ...

How to Fix Remote Desktop Slow Over VPN

If your Remote Desktop (RDP) session is sluggish over VPN—laggy mouse, slow screen updates, frequ...

Fix Certbot Renewal Permission Denied Error

You run certbot renew and get a Permission denied error. This usually h...

Fix Windows Defender Error 0x80070422: Won't Turn On

If you see error code 0x80070422 when trying to turn on Windows Defender, it usually means the re...

OneDrive Sync Ubuntu: Setup Checklist for New Users

Before You Start

OneDrive doesn't have an official Linux client. Ubuntu users rely on the...