Hi, We've actually added Home and Back buttons to your device, and you can use them using button assignments I took a video for you, hope it can help you better know how to Reassign Function https://youtu.be/HTKHJ2psmJ0 If you have any questions, please contact our after-sales email: sofabaton@outlook.com or call our after-sales hotline service at 1-971-302-6642