If the flash fails, try a different cable, different USB port, or a different version of the Rockchip Batch Tool. If you are interested, I can:
: A Google Drive link containing the original Android 11 firmware for RK3328-based boards (like the X88) was shared in a developer discussion. You can access the thread and associated file via this Armbian Forum Post . Flashing & Update Procedures rk3328 firmware android 11 link
A: Check the original forum thread for updates – the ZNDS author updated their link in August 2023 after user complaints about dead links. If the link is still dead, search 4PDA or XDA for alternative builds. If the flash fails, try a different cable,