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

How to Fix Microsoft Store Command Not Found Error on Windows 11

When you try to run a Microsoft Store command in Windows 11 (for example, wsreset or...

How to Fix Windows Security High Memory Usage

You open Task Manager and see Windows Security (or Antimalware Service Executable) using 500 MB o...

Fix BitLocker High Memory Usage After Windows Update

Why BitLocker Memory Usage Spikes After an Update

After a Windows update, some users noti...

How to Fix Windows Defender Greyed Out in Settings

You open Windows Security in Settings and find toggles for real-time protection, cloud-delivered ...

Fix Windows Update Authentication Failed / Permission Denied

When Windows Update fails with an "authentication failed" or "permission denied" message, it usua...

Fix Git 'Fatal: Repository Not Found' Despite SSH Key Setup

You've set up an SSH key and added it to your Git hosting service, but when you try to clone or p...