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

Windows Defender Malware Removal Checklist: Step-by-Step Guide

If you suspect malware despite Windows Defender being active, follow this checklist. It covers bu...

How to Repair Windows Update Using System File Checker

If Windows Update fails with errors like 0x80070002 or 0x800736B3, corrupted system files are oft...

7-Zip 'Cannot Open File as Archive' Error: Malware or Not?

You try to open a file with 7-Zip and get the error 'Cannot open file as archive'. This can happe...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

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

Fix Task Scheduler Auto Start Not Working in Windows 11

You set up a task in Task Scheduler to start automatically at boot or on a schedule, but it never...

Fix 'Service Unavailable' for PowerShell on Windows 10

You open PowerShell on Windows 10 and see an error like "Service Unavailable" or "PowerShell is n...