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

Fix Windows Security Service Unavailable in Windows 11

You open Windows Security and see a red banner: 'Security service unavailable. Restart your devic...

How to Fix Command Prompt High CPU Usage on Windows 10

Fix OneDrive Sync Blocked by Third-Party Antivirus File Lock

OneDrive suddenly stops syncing files, showing errors like “Changes to can't be saved”...

Outlook Proxy Settings Not Saving: Fixes That Work

Outlook proxy settings not saving usually happen after a Windows update, antivirus change, or mis...

How to Fix systemd Service Restart Loop

If you see a systemd service repeatedly starting and stopping, you're dealing with a restart loop...

How to Clear Windows Defender Cache with a Tool

If Windows Defender is acting up—showing incorrect threat history, failing to update, or consumin...