Except linked in this exact discussion is a thread where the person is asking RPi for remedy instead because the seller has been unable to assist (i.e. has run off with their money).
That RAM is not fiction, it was working before they updated and worked again when they removed the update. It's failing verification, not failing to function.
I wish you'd be more specific on what link in a different thread you mean. This one? https://github.com/raspberrypi/rpi-eeprom/issues/761
That RAM is not fiction, it was working before they updated and worked again when they removed the update. It's failing verification, not failing to function.