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

Fix Windows Search Service Not Running

You open the Start menu or File Explorer to search for a file, and nothing happens — or you see a...

Fix Microsoft Teams Token Expired Configuration Error

If you see a 'Token expired' or 'Configuration failed' message in Microsoft Teams, it usually mea...

Fix BitLocker Blank Screen on Windows 10 Boot

You enter your BitLocker password at boot, the screen goes blank, and nothing happens. The system...

Fix OneDrive Version Mismatch After Update

After a OneDrive update, you might see an error like "OneDrive version mismatch" or "Please updat...

How to Fix Outlook Rate Limit Error in Office 365

Understanding the Error

You may see a message like "Too many requests" or "Server busy" ...

Fix Windows Security Authentication Failed Smart Card Not Working

You insert your smart card, enter your PIN, and Windows Security reports “Authentication failed.”...