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

Reset Microsoft Store Using wsreset Command

Fix Windows Activation File Locked by Antivirus

If you see an error like “Windows activation file locked by antivirus” or activation repeatedly f...

Reset Remote Desktop Port to Default 3389

After changing the Remote Desktop (RDP) port for security reasons, you may need to revert to the ...

Fix Redis Connection Refused in Sentinel Mode

When Redis Sentinel is configured, you might see "connection refused" errors even though your app...

Fix Microsoft Store Error 0x80073cf0 Dependency Conflict

You see error 0x80073cf0 when trying to install or update an app from the Microsoft Store. The me...

Fix Java JDK Not Recognized in Windows 10

You've installed the Java Development Kit (JDK) on Windows 10, but when you type java -vers...