1 and R9plustmA are OPPOR9plus versions of mobile phones, which were released on 20 16. As of August, 2022 1, due to the low version, the mobile phone will not be compatible with Healthy New Gansu software and cannot be downloaded. Just update your phone to the latest version and try again.
2. There is also a case that the mobile phone has insufficient memory to download. Just clean up the space and download it.