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

Fix Windows Update 504 Gateway Timeout Error

You see a 504 Gateway Timeout error when checking for Windows Updates. This usua...

Resolving PowerShell Version Mismatch in Automation Scripts

You're running an automation script and get an error about a cmdlet not being recognized, or a pa...

Fix BitLocker Startup Key Prompt After Settings Reset

If you've recently reset your BIOS/UEFI settings, cleared the TPM, or updated firmware, you may s...

Microsoft Teams Connection Refused: Troubleshooting Checklist

When Microsoft Teams shows a 'connection refused' error, the app cannot reach its servers. This u...

Fix kubectl Apply Forbidden in AKS: Permission Denied

Fix Windows Security Failed to Start Due to Corrupted System Files

You open Windows Security and see the message: "Windows Security failed to start. Corrupted syste...