• Become a Premium Member for $25/year with no ads to improve your community experience. Upgrade to Pro Account for faster response and no wait times!

failed to bootstrap

  1. EliteMacx86

    GUIDE How to Fix OC: Failed to bootstrap SB NVRAM values - Invalid Parameter

    How to Fix OC: Failed to bootstrap SB NVRAM values - Invalid Parameter This guide covers fixing OC: Failed to bootstrap SB NVRAM values - Invalid Parameter. By following this guide, you'll be able to fix OC: Failed to bootstrap SB NVRAM values - Invalid Parameter error and boot using OpenCore...