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

Fix PowerShell Backup Restore Sync Errors Between Source and Destination

When using PowerShell scripts for backup and restore, sync errors between source and destination ...

How to Fix Windows Security Auto Start Not Working

You expect Windows Security to start on boot, but it doesn't. The icon might be missing from the ...

Command Prompt Dependency Conflict Troubleshooting Checklist

SSH Public Key Permission Denied vs Password Authentication: Fixes

You can SSH into a server using a password, but when you try the same connection with a public ke...

Windows 11 Activation Fails After Hardware Change: Fixes

After upgrading your PC's motherboard, CPU, or hard drive, Windows 11 may show an activation erro...

How to Fix Git Push Rejected Non Fast Forward Merge

You run git push and see an error: rejected – non-fast-forward. This happen...