What can I do if downgrading the firmware fails for my drive?
If the downgrading process failed during the process, please restart your computer, run UHD Drive Tool and let it load the UHD drive, choose another fw option to try again if there is more than one firmware version for choosing.
If you come across any problems during the process of purchasing or using our product(s), please feel free to contact us. Our service team is always on hand to assist you, and your issue will be dealt with as soon as possible.
1. At the top left, open the Apple menu. 2. Select About This Mac. 3. In the "Overview" tab, look for "Processor" or "Chip". 4. Check if it says "Intel" or "Apple".