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

Fix Outlook Email Sync Failed on Ubuntu

Outlook email sync fails on Ubuntu: what to check

If Outlook (via web browser, Evolution,...

Fix Microsoft Teams DNS Error 0xcaa20002

When launching Microsoft Teams, you may encounter error code 0xcaa20002, typically accompanied by...

Fix PowerShell Service Unavailable After Update

After a Windows update, you might see errors like "Service Unavailable" when trying to launch Pow...

How to Fix Microsoft Store Not Opening on Boot

If the Microsoft Store fails to launch when Windows starts, you may see no window at all or an ap...

Fix Windows Defender Blocking Legitimate Software

You install a legitimate application, and Windows Defender immediately blocks it or deletes its f...

How to Fix Outlook Login Loop Authentication Failed Error

If you're stuck in an Outlook login loop with an "authentication failed" message, you're not alon...