- Joined
- Apr 1, 2017
- Messages
- 6
- Motherboard
- Gigabyte GA H270N WiFi
- CPU
- Intel i5 7600
- Graphics
- Gigabyte GeForce GTX 1070
i found the problem, because i use wrong kext in others. it may not detect the USB drive.thanks.then it will be the graphics cards problem.. Add nv_disable=1 boot flag, then try again.