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

How to Fix Windows Update Error 0x80070002

You click Check for updates and after a while get error 0x80070002. It usually means Windows Upda...

Fix Error 0x80070643 Windows Update Permission Denied

You see error 0x80070643 when trying to install Windows updates, often accompanied by a message a...

SSH Connection Timed Out: Check Firewall Rules

You type your SSH command, wait a few seconds, and get "Connection timed out." It's a common erro...

Fix Windows Update Dependency Conflicts After Feature Update

After installing a Windows feature update, some users see errors like '0x800f0922' or '0x80246007...

Fix Windows Defender Conflicts with Third-Party Antivirus

You may see error messages like "Windows Defender can't start due to a dependency conflict" or no...

Fix Windows Defender Module Not Found Error 0x80070643