Garmin watch users worldwide are facing a significant GPS issue, with devices crashing or getting stuck on boot-up screens. Affected watch series include the Fenix, Epix, Forerunner, Vivoactive, Venu, ...
Users of Garmin watches are reporting their wearables are getting stuck in a boot loop over at Reddit. Garmin is working on a fix, there may be a way to solve it for your watch before that arrives.