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

Fix Outlook Token Expired Authentication Failed Error

If you see 'token expired' or 'authentication failed' in Outlook, it usually means the app's save...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

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

Git Pull Merge Conflict Troubleshooting Checklist

You run git pull and get a merge conflict message. This is common when your local br...

Systemd Service Not Starting After Reboot: Practical Fixes

You've set up a systemd service, it runs fine when you start it manually, but after a reboot it s...

Fix Windows Defender Blank Screen via Registry Edit

If you open Windows Defender Security Center and see only a blank white or gray screen, the inter...