persistent firmware popup

[kodjima33]

Gotta add firmware popup

2.0.2 firwmare is too trash so we need to make a popup that persists and prompts people to update it

[beastoin]

ota_updates_v2.mp4

bro, like this ? #1767

actually, this ver has already been on the testflight for a week. let's me send this to appstore so we can benefit the users.