TIER app not working

Hey fellow community,

I installed the TIER app (micromobility sharing) but Im already stuck on a loading screen when I try to sign in/register through the app. Why is that?

Regain your privacy! Adopt /e/ the unGoogled mobile OS and online servicesphone

you could check if the adb logcat of yours is similar to

as in contains a “Unexpected response code 403

(the issue is newer than the initial firebase auth support in microG)