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

How to Install PowerShell on Ubuntu

If you need to run PowerShell scripts on Ubuntu, you can install it via Microsoft's official repo...

Jupyter Kernel Not Starting Python Environment: Fixes

You launch a Jupyter notebook, select your Python environment kernel, and the notebook stays stuc...

PowerShell Remote Connection Not Working: Troubleshooting Checklist

When you try to run Enter-PSSession or Invoke-Command and get errors li...

Fixing Microsoft Teams Version Mismatch Error Code

You open Microsoft Teams and see an error code related to a version mismatch. The app may refuse ...

Fix Windows Search Access Denied for Administrator Account

Why You See 'Access Denied' as Administrator

You're logged in as an administrator, but Wi...

How to Fix Git Push Rejected Non-Fast-Forward Error

You run git push and see: ! [rejected] main -> main (non-fast-forward). Thi...