App NOT working on Moto E4 cell phone

My WYZE app NOT working on my Moto E4 cell phone. I have android 7.1.1 on the phone.
When I enter email and password in the app, nothing happens.
HELP
I can log in to WYZE on my PC but not my phone.
HELP

I would like to buy WYZE V2 camera, but I can’t get app to work on Moto E4 cell phone.

Keep in mind that this forum is primarily a user to user community. If you don’t get a helpful reply here, please file a Support Request. Depending on the nature of the problem, rather than use the previous website link, it is helpful to submit an App Log and/or a Firmware Log.