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

Fix ERR_CONNECTION_RESET in Chrome with Proxy

If you see "ERR_CONNECTION_RESET" in Chrome while using a proxy, the connection between Chrome an...

How to Fix '7-Zip Cannot Open File as Archive' on Windows 10

When you try to open a file with 7-Zip on Windows 10 and get the error 'Cannot open file as archi...

Check Which Application Is Using Remote Desktop Port (3389)

When you try to start Remote Desktop and get an error that the port is already in use, something ...

Windows Update Error 0x80070643: Troubleshooting Checklist

If you see error 0x80070643 when trying to install Windows updates, the update process likely fai...

Fix Command Prompt Sync Issue with System Clock

Checklist for Fixing Windows Security Startup Failure

When Windows Security (formerly Windows Defender) fails to start at boot, you may see an error li...