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

How to Change Remote Desktop Port in Registry

If you need to change the default Remote Desktop (RDP) port (3389) to improve security or avoid c...

Fix Windows Update Service Not Running After Malware Removal

After removing malware, you may find that Windows Update no longer works. The service might be di...

Fix Chrome Profile File Locked Without Deleting Profile

You try to launch Chrome and get a message that your profile is locked. This usually happens afte...

Fix BitLocker Blank Screen on Windows 10 Boot

You enter your BitLocker password at boot, the screen goes blank, and nothing happens. The system...

How to Clear SSH Known Hosts and Fix Host Key Verification Failed

Chrome Profile Configuration Checklist for Troubleshooting

If Chrome behaves oddly—settings reset, extensions disappear, or bookmarks vanish—the profile con...