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

Fixing PowerShell Remote Execution Failures on a Network

Fix Windows Activation Sync Issue Between Windows and Ubuntu

If you dual-boot Windows and Ubuntu and suddenly see a “Windows isn’t activated” message, the iss...

Fix Microsoft Teams SSL Certificate Errors in Enterprise

Enterprise users may encounter SSL certificate errors in Microsoft Teams, often shown as a warnin...

Microsoft Teams Connection Timeout: Troubleshooting Checklist

If Microsoft Teams frequently shows “connection timeout” errors or won’t connect at all, the prob...

Fix Git Clone Permission Denied (publickey) – Checklist

You run git clone [email protected]:user/repo.git and get Permission denied (publ...