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

Fix Windows Activation High CPU Usage with Clean Boot

If your system's CPU usage spikes after a Windows activation check, a clean boot can help identif...

Fix Windows Search Settings Not Saving

You change a Windows Search setting—like indexing options or excluded folders—but it reverts afte...

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED When Using VPN

Fix OneDrive Sync Failed: Permission Denied Error

You try to sync files with OneDrive, but the sync stops and you see an error like "Sync failed – ...

Fix Task Scheduler SSL Certificate Expired Error

If a scheduled task that connects to a remote service (e.g., web API, FTP over SSL) starts failin...

Fix Firefox Not Responding: Disable Hardware Acceleration

If Firefox frequently stops responding, freezes, or shows a "Not Responding" message, hardware ac...