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

Fix Microsoft Teams Access Denied on File Upload

You try to upload a file to a Teams channel or chat and get an 'Access Denied' error. The file se...

Fix Windows Security Authentication Error 0x80070035

Fix Command Prompt Version Mismatch Error Code

When you see a "version mismatch" error in Command Prompt, it usually means the command you're tr...

Fix Putty Connection Refused Due to Windows Firewall

You're trying to SSH into a remote server using Putty, but you get a 'Connection refused' error. ...

Fix Remote Desktop Port Already Allocated Error 0x80004005

When you try to start a Remote Desktop session and see error code 0x80004005 with a message that ...

BitLocker 502 Bad Gateway Troubleshooting Checklist

When you encounter a 502 Bad Gateway error while managing BitLocker, it usually ...