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

Fix Command Prompt Service Unavailable on Windows 11

When you try to open Command Prompt on Windows 11 and see 'Service unavailable' or a blank window...

Configure Windows Terminal to Trust a Self-Signed Certificate

If you're using a self-signed certificate for HTTPS on a local server or test environment, Window...

How to Enable Windows Security Backup Automatic Restore

If you've configured Windows Security Backup but find that automatic restore isn't kicking in aft...

Fix Chrome Sync Error 0x80040201 – Step-by-Step Guide

You try to sign in to Chrome or start syncing, but you get error code 0x80040201. Bookmarks, pass...

Fix Chrome 504 Gateway Timeout When Using a VPN