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

SSH Permission Denied (Publickey) on EC2: Setup Fixes

If you're seeing "Permission denied (publickey)" when trying to SSH into an AWS EC2 instance, the...

PowerShell High Memory Usage: Practical Checklist

If you notice your PowerShell session consuming excessive memory—especially over several hundred ...

Fix Windows Search 404 Not Found Error via Registry

If Windows Search returns a '404 Not Found' error when you try to open the search pane or run a q...

Fix Windows Defender Auto Start Not Working in Windows 10

If you find that Windows Defender isn't starting automatically when you boot Windows 10, your sys...

Fix 'Chrome Profile Error Occurred Unable to Create Profile'

You try to open Chrome and see: "Profile error occurred. Unable to create or open your profile." ...

Docker Compose Port Conflict Troubleshooting Guide