Firmwares:Fast speed download, shouldn't take long. There are all firmwares that could be useful. I keep my fingers crossedthat there is(are) a talented developer(s) that can make something out of this. Flyme OS is gorgeous and smooth as butter. I'm not sure if there is going to be any activity in this thread but I would like to remind everyone that Meizu Pro 5 and MX4 Pro are both Exynos devices. Pro 5 has 7420 and MX4 Pro has 5430 SoC. Now, afaik they are similair enough to make some witchcraft happen.Edit:Flyme OS source available here:Some ported Meizu MX5 apps available here:Thanks, @ androidexpert35