I cannot log in via Facebook because there is no more the button in the app.
I tried to reset password but the e-mail does not arrive
Blynk legacy app (but also Blynk and Blynk myPlant) on iOS all up to date. Already tried to reinstall apps and reboot phone
iPhone 12 pro max connected on both working 4G and WiFi.
Cloud server needed.
I don’t think library version and hardware is needed since the problem is app login.