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

How to Allow an App Through Windows Defender Firewall

If an app can't connect to the internet or network, Windows Defender Firewall may be blocking it....

Fix Command Prompt Not Recognizing Commands

Fix Windows Terminal Service Unavailable After Update

After a Windows update, you might see an error saying the Terminal Service is unavailable. This u...

Outlook IMAP Connection Failure: Step-by-Step Fix

If Outlook shows "cannot connect to IMAP" or similar errors, it usually points to a server, port,...

Fix Microsoft Teams File Locked Not Opening

When you try to open a file in Microsoft Teams and get a “file locked” or “this file is locked fo...

Fix OneDrive Sync Authentication Failed Error

If you see "Authentication failed" during OneDrive sync, it usually means your credentials are st...