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

BitLocker 502 Bad Gateway Sync Issue: Practical Fixes

If you're seeing a 502 Bad Gateway error when syncing BitLocker recovery keys or policies, the pr...

Fix Nginx 404 Not Found After Changing Root Directory

After updating the root directive in your Nginx server block, you might start seeing...

Complete Windows Security Setup Checklist

If you're setting up a new Windows machine or hardening an existing one, this checklist covers th...

Fix Microsoft Store High Memory Usage from Antivirus Conflicts

If you notice Microsoft Store using excessive memory (often 500 MB or more) and your system feels...

Fix Windows Defender Disabled by Group Policy: Step-by-Step

If you see "Windows Defender is turned off by group policy" in Windows Security, it means a local...

Fix PowerShell Authentication Failed Credentials Error