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

Fix Windows Activation 502 Bad Gateway Firewall Issues

When you try to activate Windows and see a 502 Bad Gateway error, it often point...

Fix PowerShell Restore Failed Access Denied Error

When running a restore operation in PowerShell—whether for files, system state, or database backu...

How to Fix PowerShell Authentication Failed Errors

When you see "authentication failed" in PowerShell, it typically happens during remote sessions (...

Windows Search Not Working? A Practical Troubleshooting Checklist

When Windows Search stops returning results, it can slow down your workflow. This checklist cover...

How to Restore Windows Search Settings from Backup

If Windows Search stops working correctly—missing files, slow indexing, or wrong results—restorin...

Fix Chrome SSL Certificate Error: Invalid Common Name