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

How to Backup Microsoft Teams Data Before Uninstall

If you need to uninstall Microsoft Teams—perhaps to fix a persistent issue or free up space—you'l...

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED When Using VPN

Fixing BitLocker DNS Error and Sync Issues

When BitLocker recovery key backups or status syncs fail with a DNS error, the issue often lies i...

How to Fix Chrome Invalid Profile Configuration Error

If you see 'Your profile could not be opened correctly' or 'Invalid profile configuration' when l...

How to Fix OneDrive Sync Module Not Found

If you see 'OneDrive sync module not found' when trying to start OneDrive, the app cannot find it...

How to Fix Chrome Not Opening on Windows 10

If Chrome won't open on Windows 10, you might click the icon and see nothing happen, or get a bri...