Verified Secure Boot disabled still get error 28. I wonder if nkphuongxp was able to install the firmware on his G580 and if so what steps he took.
Dear my friend, Tried serveral times and got same result with you: View attachment 22226 Here is my settings in bios: View attachment 22227 View attachment 22228 Some one tells me try to reset the BIOS and flash the original firmware, but I can't find one in Lenovo website:
Since I'm not experienced at this thing I wanted to double check am I supposed to be doing something else, some additional information?