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

Windows Security App Missing After Update: How to Fix

After a Windows update, you might find the Windows Security app missing from the Start menu or sy...

Fix BitLocker 404 Error When Unlocking a Drive

If you see a '404 not found' error when trying to unlock a BitLocker-encrypted drive, it usually ...

How to Fix BitLocker Proxy Error Configuration

You're setting up BitLocker on a domain-joined Windows machine and get an error about a proxy con...

Fix Command Prompt DNS Lookup Failed Error 0x80072ee7

BitLocker Can't Connect to External Drive: Setup Checklist

If you see an error like "BitLocker cannot connect to the external hard drive" or the drive doesn...

BitLocker Setup Guide for Windows 11

If you're setting up BitLocker on a Windows 11 PC, you probably want to protect your data in case...