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

Fix OneDrive Sync Conflicts on Mac: Step-by-Step Guide

You're working on a file in OneDrive on your Mac, and suddenly a second file appears with a name ...

Fix Microsoft Teams Authentication Failed Error

You open Microsoft Teams, try to sign in, and get an 'Authentication failed' error. This usually ...

Checklist for Troubleshooting Windows Activation Dependency Conflicts

When Windows activation fails due to a dependency conflict, you might see errors like “0xC004F074...

Fix Windows Update 502 Bad Gateway Related to Proxy Settings

If you see a "502 Bad Gateway" error when running Windows Update, it often points to a problem wi...

Outlook Settings Reset Not Working: Practical Fixes

Fix Windows Defender Real-Time Protection Grayed Out

You open Windows Security, go to Virus & threat protection, and see Real-time protection is turne...