I’ve been trying to rollback my firmware so i can use the custom themes with moviesheets that i downloaded from here: http://wdc.custhelp.com/app/answers/detail/a_id/5860/ and i tried a couple different ones and copied the files direclty to a usb flashdrive and every time i go to update the FW it ke…

It’s rare, but sometimes different sticks won’t work. Try another blank stick of a different type / brand, or even a portable hard drive. Also, make sure it’s formatted as NTFS, FAT, or FAT32.