After a successful update, power off, remove the SD card, and from the root. Otherwise, the cart will attempt to re-update every time you boot.
True firmware updates are almost never needed. However, some clones come with very old bootloaders that can’t load newer OS files. To check version: ed64 plus firmware
Because it is a clone device, the firmware landscape is slightly different from official hardware. You cannot always use the exact same files intended for the official EverDrive 64. After a successful update, power off, remove the