Checklists for software errors, setup, and tool workflows.

Fix Visual Studio Installer Error 0x80070643

You're trying to install or update Visual Studio, but the installer fails with error code 0x80070...

Troubleshoot Windows Defender Update Stuck at 0%

You open Windows Security, trigger an update, and the progress bar sits at 0% for minutes or hour...

Windows Update Stuck at 100% Not Installing: How to Fix

You've waited for a Windows update to finish downloading, but it hangs at 100% and won't install....

Fix Windows Terminal Update Error 0x80070002

When updating Windows Terminal from the Microsoft Store or via winget, you might see error code 0...

Fix Windows Terminal Connection Refused or Permission Denied

If you see 'connection refused' or 'permission denied' when using Windows Terminal—especially wit...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

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