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

Fix PowerShell Invalid Configuration After Update

After a Windows or PowerShell update, you may see errors like “Invalid configuration” or “Configu...

Fix Git Clone Permission Denied (publickey) – Invalid Key

When you run git clone and get Permission denied (publickey) with a mes...

Windows Activation Backup & Restore Troubleshooting Checklist

If you've ever reinstalled Windows or swapped a motherboard, you know the activation headache tha...

Chrome Profile Not Restoring After Reinstall: Fix Guide

After reinstalling Chrome, you might find that your old profile—bookmarks, passwords, extensions—...

How to Fix Abnormal Memory Usage in CMD on Windows

Enable Command Prompt Service in Windows Services

If you find that Command Prompt fails to open or run properly, it might be because a required ser...