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

WireGuard Handshake Not Completing: NAT Troubleshooting Guide

You've set up WireGuard, but the handshake never completes. The peer shows no latest handshake, a...

Fix Windows Activation Service Unavailable on Windows 10 Pro

If you see the error 'Windows Activation Service Unavailable' on Windows 10 Pro, it usually means...

How to Fix Outlook Rate Limit Error in Office 365

Understanding the Error

You may see a message like "Too many requests" or "Server busy" ...

Fix Outlook Connection Refused Error in IMAP Settings

When Outlook shows a "connection refused" error while setting up or using an IMAP account, it usu...

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 ...

Windows Defender Real-Time Protection Error 0x80070422 Fix

You try to turn on Windows Defender real-time protection, but you get error 0x80070422. This usua...