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

Fix Remote Desktop Blank Screen or Stuck Loading

You connect to a remote machine via RDP, see the initial login screen, but then the session goes ...

How to Fix Microsoft Teams 502 Bad Gateway Connection Issue

When Microsoft Teams shows a 502 Bad Gateway error, it usually means the server received an inval...

How to Fix GitLab Runner Stuck in Pending State

You push a commit, the pipeline starts, but the job sits in "pending" status indefinitely. This u...

Fix BitLocker 'Cannot Access Drive Permission Denied' Error

Understanding the Error

You see 'Cannot access drive. Permission denied' when trying to o...

Fix Windows Security High Memory Usage

If you notice Windows Security (formerly Windows Defender) using excessive memory—sometimes hundr...

Fix 'Windows Activation Key Not Accepted' Error

You enter a valid Windows product key and get an error saying it's not accepted. This is frustrat...