You can view and edit the current BOOT_ORDER using the sudo rpi-eeprom-config --edit command or by setting it in the raspi-config menu under Advanced Options > Boot > Boot Order The BOOT_ORDER value is a hexadecimal number, and each nibble (four bits) corresponds to a boot mode. 0xf: Displays the boot selection menu on startup. 0xf41: Attempts USB-MSD, then NVMe, then SD card. 0xf14: Attempts SD card, then NVMe, then USB. 0xf461: Attempts NVMe, then SD card, then USB. Boot a genuine raspios version!! sudo raspi-config sudo rpi-eeprom-update -- to check version sudo rpi-eeprom-update -a -- to install the latest version sudo apt install gparted to resize the partition to mount SD after booting nvme: lsblk <-- list devices sudo mount /dev/mmcblk0p2 /directory sudo umount /directory to unmount