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

Fix PuTTY Connection Refused After Server Restart

You restart your server, open PuTTY, and see "Connection refused". This is a com...

Windows Security Failed to Load Permissions: Fix Guide

You open Windows Security and see 'Page not available' or 'Failed to load permissions'. This usua...

Fix 'Outlook Path Not Found' Error After Migration

Fix Microsoft Store Error 0x80073cf0: Invalid Configuration

When you see error code 0x80073cf0 in the Microsoft Store, it usually means the store or an app h...

How to Fix Windows Activation Token Expired Error

If you see a message that your Windows activation token has expired, it usually means the system'...

Fix Windows Update High Memory Usage When Not Working

You open Task Manager and see Windows Update using 50% or more of your RAM, while updates are stu...