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Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

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

Where Windows Defender Stores Its Cache Files

If Windows Defender (now Microsoft Defender Antivirus) won't update definitions, hangs during sca...

How to Fix Windows Activation Module Not Found Error

You might see the error "Windows activation module not found" when trying to activate Windows, or...

How to Fix BitLocker Blank Screen in Safe Mode

If you're stuck at a blank screen after booting into Safe Mode with BitLocker enabled, you're not...

Fix Windows 10 Activation Not Working After Update

After a Windows 10 update, you might see a watermark saying your copy isn't activated or an activ...

How to Fix Windows Update Configuration Error 0x800f0922

When you see 0x800f0922 during a Windows update, the process usually stops with ...