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

Windows Defender Offline Scan Setup Guide

If your Windows PC is infected with malware that won't go away with a normal scan, a Windows Defe...

How to Fix Windows Defender Service Unavailable in Windows 10

If you see 'Windows Defender service unavailable' in Windows 10, the antivirus may be disabled or...

Fix Windows Activation Version Mismatch After Hardware Change

After swapping out a motherboard or other major hardware, you might see an error that Windows act...

Fix Windows Update Error 0x80070005: Permission Issues

When Windows Update fails with error 0x80070005, it usually means the update process doesn't have...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...

VMware Network Adapter Disconnects on VM Power On

You power on a virtual machine in VMware Workstation or vSphere, and the network adapter immediat...