Checklists for software errors, setup, and tool workflows.

Fix Chrome Profile Not Loading with High CPU Usage

If Chrome gets stuck loading your profile and spikes CPU usage, the problem is often a corrupted ...

Fix Windows Activation Update Error 0x80070005

When you try to activate Windows or install an update, error 0x80070005 often appears with a mess...

Fix OneDrive Sync Connection Refused on Windows 11

If you see "connection refused" when OneDrive tries to sync on Windows 11, the app can't reach Mi...

Fix Windows Defender High Memory Usage & Error 0x80070002

You might see Windows Defender consuming a lot of memory, and then get error code 0x80070002 when...

Enable Windows Defender After Disabling Third-Party Antivirus

If you've disabled or uninstalled a third-party antivirus and now find Windows Defender is not au...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

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