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

How to Fix OneDrive High CPU Usage on Startup

If your PC slows down or the fan spins up every time you log in, OneDrive might be using a high p...

Repair Windows Security Module Registry: Step-by-Step Guide

If Windows Security (formerly Windows Defender) won't open, shows errors like "This app has been ...

Outlook Setup Cannot Connect to Server: Fixes to Try

When you try to set up an email account in Outlook and see "cannot connect to server," the setup ...

Fix Windows Defender Service Authentication Failed Error

You might see the error 'Windows Defender service authentication failed' when trying to open Wind...

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED When Using VPN

Chrome High Memory Usage: Setup Guide for Low Memory Mode

If Chrome is eating up your RAM and slowing down your system, you're not alone. This guide covers...