(zte-campbell)
With all those hapazard notes, it can't be a good Android experience. It requires hacks that the OEM put everywhere in the system for it to operate in a barely passable manner.
And uh, why did I get this? Because I hoped the bootloader would be unlockable and I could install Mobile NixOS. Sadly ZTE on many of their phones disables anything fancy with the bootloader. That's just not good.
I'm not sure it applies to other "feature phones" from ZTE, or any other vendors, but at least here you can install Android apps. But to do so you will need some way or another to install apps that is not the built-in apk installer. E.g. adb install
will work. So the steps are