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

Fix Windows Activation Blocked by Firewall

If Windows activation fails with an error about a blocked firewall, your PC likely can't reach Mi...

How to Clear Chrome Cache Automatically

If Chrome is running slowly or showing outdated content, clearing the cache often helps. But doin...

How to Fix systemd Service Restarting Repeatedly Error

Fix Microsoft Store Auto-Launch Failure with Error 0x80073cf0

If Microsoft Store fails to launch automatically and you see error code 0x80073cf0, the issue is ...

Fix PuTTY Connection Refused: Check SSH Service

When you see 'Connection refused' in PuTTY, it usually means the SSH server on the remote machine...

How to Find Windows Defender Real-Time Protection Logs in Windows 11

If you need to check what Windows Defender (Microsoft Defender Antivirus) has blocked in real tim...