“I am now able to boot into Windows with 16 GB of RAM installed in my computer, as long as I use GRUB as my bootloader with the write_byte command above.”
Linux shrugged at 16 GB on a board rated for 8. Windows blue-screened over a broken ACPI table. Foxconn’s support email bounced. The fix was one byte poked into BIOS memory by GRUB at every boot. The vendor abandoned the board, so the owner patched it himself.