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

Fix Windows Update High CPU Usage When It Stops Working

If Windows Update is stuck and your CPU usage spikes to 100%, you're likely dealing with a hung u...

Fix Remote Desktop 504 Gateway Timeout on Windows 10

If you see a "504 Gateway Timeout" error when connecting to a remote desktop on Windows 10, the c...

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED When Using VPN

BitLocker Recovery Key Not Accepted: 504 Error Fix

You enter your BitLocker recovery key, but get a 504 error. The key is not accepted. This usually...

Fix Windows Search Token Expired Registry Error

If you see a "token expired" error when using Windows Search, it usually means the search index h...

Chrome Service Unavailable: Fix Sync Not Working

You open Chrome expecting your bookmarks, passwords, and settings to be synced across devices, bu...