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

How to Fix 'Command Not Found' in Windows 11 Activation

When you try to activate Windows 11 using slmgr commands in the Command Prompt, you ...

Certbot Renewal Failed Due to Nginx Configuration: How to Fix

Windows Terminal Proxy Settings Not Saving: Practical Fixes

You set a proxy in Windows Terminal's settings.json file, but after closing and reopening the app...

Fix Outlook Authentication Failed When Modern Auth Is Disabled

If you see "authentication failed" in Outlook and modern authentication is disabled, the issue us...

How to Set Up Remote Desktop on macOS to Windows

Connecting from a Mac to a Windows machine is a common need for cross-platform workflows. This gu...

Fix Windows Security Rate Limit Error 0x80070005

You open Windows Security and see an error: 0x80070005. Sometimes it says "Access denied" or "Rat...