SD Card images to flash Antminer S17+, T17+, S17 and T17 back to stock. This allows you to upgrade right to our firmware!
Instructions: https://support.bitmain.com/hc/en-us/articles/360033757513-S17-S17Pro-S9-SE-S9k-Z11-control-board-program-recovery-SD-card-flashing-with-customized-PW-