FirmwareAsus Zenfone 4 Max Pro Oreo. Sarah Lea January 7, 2021. The update brings the software version to WW-1520161809412 and will bring all the Android 81 OS features to the Asus ZenFone 4 Max along with the updated ZenUI 50. If you have an Asus ZenFone 4 Max ZC554KL device then you should be one lucky to enjoy the Android 90 Pie update 2znMk.

firmware asus zenfone max pro m2 via qfil