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

Fix Windows Defender Threat Service Stopped Startup Type Error

If you open Windows Security and see a message that the threat service has stopped and the startu...

Fix Putty Connection Refused Due to Windows Firewall

You're trying to SSH into a remote server using Putty, but you get a 'Connection refused' error. ...

How to Enable Windows Defender via Command Prompt

If Windows Defender is disabled on your system—often due to group policy, third-party antivirus, ...

Fix Docker Volume Permission Denied on Ubuntu

You mount a volume in Docker on Ubuntu, but the container can't write to it. The error often says...

Fix PowerShell Remote Connection Refused Error

How to Reinstall Microsoft Store in Windows 10

If the Microsoft Store is missing, crashing, or won't open in Windows 10, you can reinstall it us...