Finally it work! So i just do with the stock bios no need to flash an edit boot dash bios. Setup all file needed (evoxdash.xbe "kernel patch" ; evox.xbe "defualt dash" ) rename ind-bios.cfg for sure ,then run nkpatcher8.1.xbe. Screen go black in 1 2 min so i reset the xbox, logo show up then black screen and blink 1 times and unleashx logo show up. By the way thanks for the advice.