Aria couldn't upgrade. Her modelling app was compiled for ARMv8.2, with a specific OpenCL driver that only worked on the NMOL31’s Kirin 710A (a chip Huawei had abandoned). She was locked in a digital coffin of her own making.
Here are the most stable, recently updated builds available right now. huawei nmol31 custom rom updated
To install a custom ROM on the Huawei NMO-L31, users need to: Huawei NMOL31 Custom ROM Updated — What’s New