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

Windows Activation on Ubuntu: Troubleshooting Checklist

If you're running Windows in a virtual machine or dual-boot with Ubuntu and activation fails, the...

Fix Microsoft Teams Memory Leak After Update

After a recent update, Microsoft Teams may start using excessive memory, slowing down your system...

Microsoft Teams Connection Refused: Step-by-Step Troubleshooting

When you see a 'connection refused' error in Microsoft Teams, it usually means the app can't reac...

Fix Windows Search Token Expired Error 0x80090016

If you see the error “Windows Search Token Expired” with code 0x80090016, it usually means the se...

Fix kubectl Apply Forbidden in AKS: Permission Denied

BitLocker Proxy Error Troubleshooting Checklist

When BitLocker reports a proxy error, it usually means the encryption key cannot be retrieved fro...