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

Ubuntu Remote Desktop Port 3389 Not Listening: Fixes

You installed xrdp on Ubuntu, enabled remote desktop, but when you try to connect from a Windows ...

Fix Windows Activation File Locked by Antivirus

If you see an error like “Windows activation file locked by antivirus” or activation repeatedly f...

Fix Microsoft Teams Sync Error with Outlook Calendar

When Microsoft Teams stops syncing with your Outlook calendar, you might see missing meetings, du...

Fix Microsoft Store Version Mismatch on Windows 11

You open Microsoft Store on Windows 11, try to install or update an app, and see an error about a...

Fix OneDrive Sync Token Expired Error in Office 365

If you see a message like 'Sync token expired' or 'Access token expired' in OneDrive for Office 3...

Chrome SSL Protocol Error Troubleshooting Guide