Yes, in fact, the Dabaicai U disk boot system only requires one storage medium. Many things can meet this condition, even SD cards, TF cards, MP4, and mobile hard disks. As long as the production is completed Choose the correct startup method to start normally

However, after reading your questions to others, I feel that although it is possible, it is basically impossible to achieve because you need to make a USB disk to boot, which cannot be done on the mobile phone system. Operation, secondly, you need the next system image to restore

If the phone has a TF card, it is recommended to buy a card reader, go to the Internet cafe to extract the GHO from the system ISO, and make a boot disk for the TF card , and then put the TF card into GHO, and you can operate it normally when you get home, and you don’t need too much budget