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

Fix Windows Update Download Stuck on Ubuntu Dual Boot

If you're running Ubuntu alongside Windows and Windows Update gets stuck—especially at 0% or 99%—...

Command Prompt Configuration Checklist for Beginners

If you've just started using Command Prompt, the default settings can feel cramped or confusing. ...

Fix BitLocker 404 Error When Unlocking a Drive

If you see a '404 not found' error when trying to unlock a BitLocker-encrypted drive, it usually ...

WSL Ubuntu Network Configuration Checklist

If you're running Ubuntu under WSL and network connections are failing—slow DNS lookups, no inter...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

You notice Outlook consuming 50% or more CPU, making your syste...

Fix OneDrive Sync Not Working After Migration

After moving files to a new PC or switching Microsoft accounts, OneDrive may stop syncing. This u...