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

Fix PowerShell 502 Bad Gateway Caused by TLS Version Mismatch

If you see a 502 Bad Gateway error when running PowerShell scripts that call web...

Outlook Setup Step by Step Guide for Beginners

If you've just installed Outlook and are staring at a blank screen asking for your email address,...

How to Fix the BitLocker Recovery Key Invalid Error

You enter your BitLocker recovery key at the Windows startup screen, but the system says it's inv...

PowerShell Stuck Loading Profile Script: How to Fix

You open PowerShell, and it hangs indefinitely before showing the prompt. The title bar says “Loa...

Fix Outlook Not Opening After a Windows Update

After a Windows update, Outlook may fail to start—showing no error, a loading spinner that never ...

Fix 'ffmpeg command not found' in PHP exec()