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

BitLocker Recovery Key Not Accepted? Fix TPM Issues

You enter your BitLocker recovery key, but Windows rejects it. This often points to a TPM (Truste...

Fix Microsoft Store Blank Screen After Reinstalling App

If you've reinstalled an app from the Microsoft Store and now see a blank screen when opening the...

Fix NVM Not Found in Git Bash on Windows

Fix MongoDB Compass Connection Refused Error

When MongoDB Compass shows 'connection refused', it usually means the client cannot reach the Mon...

Fix PowerShell Ubuntu Permission Denied Error on WSL

You're running a PowerShell script in Ubuntu on WSL and get a permission denied erro...

Fix 'Port Already Allocated' Error in Windows Defender on Windows 10

You may see an error like "Windows Defender Firewall cannot use port X because it is already allo...