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

Microsoft Store Authentication Failed After Update: Fixes

After a Windows update, you might see "Authentication failed" when trying to sign in to the Micro...

Windows Update Cleanup Stuck After Installing Updates

After installing updates, Windows may get stuck on the cleanup phase. The screen shows 'Cleaning ...

Fix Windows Activation Proxy Server Not Responding

When you try to activate Windows and see “proxy server not responding,” it usually means Windows ...

How to Fix Microsoft Teams Not Launching

If Microsoft Teams opens briefly then closes, or fails to start at all, the problem is often loca...

How to Fix Windows Activation High CPU Usage

If your PC is running slow and Task Manager shows high CPU usage from a process related to Window...

Fix 'PowerShell Not Recognized as Internal or External Command'