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

Fix Windows Security 504 Gateway Timeout During Windows Update

If you see a "504 Gateway Timeout" error in Windows Security while trying to run Windows Update, ...

Fix Microsoft Teams DNS Error 0xcaa20002

When launching Microsoft Teams, you may encounter error code 0xcaa20002, typically accompanied by...

Fixing GitHub Actions Permission Denied for Git Commands

Fix Windows 10 Update Stuck at 100%

You've waited through a Windows 10 update, only to see it stuck at 100% for an hour (or more). Th...

BitLocker Service Unavailable: Check Disk and Fix

When you see 'BitLocker service unavailable' on Windows, it often means the encryption service is...

Microsoft Teams Guest Access Configuration Steps

When you invite an external user to a team but they can't join or see content, guest access is of...