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

Fix Microsoft Store 404 Error by Clearing Cache

When you open Microsoft Store and see a 404 error, it usually means the app can't load its conten...

Fix Windows Terminal DNS Not Working After Update

After a Windows update, you might find that Windows Terminal can't resolve hostnames—ping google....

Fix Windows Security Auto-Start Not Working After Update

After a recent Windows update, you might notice that Windows Security (formerly Windows Defender)...

Fix PowerShell Execution Policy Errors: Permission Denied

When you see powershell script execution permission denied, it usually means PowerSh...

Fix Windows Defender Stuck on Loading Black Screen

If Windows Defender (Microsoft Defender Antivirus) hangs on a black screen with a spinning or fro...

Fix VirtualBox Kernel Driver Not Installed on Windows 10