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

Fix SSH Permission Denied (publickey) Error

You try to SSH into a server and get Permission denied (publickey). This typically m...

Windows Activation Service Unavailable on New Computer

You just set up a new computer, but when you try to activate Windows, you see an error that the a...

How to Enable Windows Search Service in Windows 10

If Windows search is not working—no results appear when you click Start or File Explorer—the Wind...

How to Fix Windows Activation Error 0xc004c003 After Motherboard Swap

After replacing your motherboard, Windows may show activation error 0xc004c003. This means the ac...

Fix Windows Defender Proxy Error 0x80070422

If you see error 0x80070422 when opening Windows Defender or running a scan, it usually means the...

Fix CMD Service Unavailable Due to Group Policy

Situation

You open Command Prompt and see an error like "Command Prompt has been disabled...