Can´t acces AntiTheft on Xiaomi MI3 and can´t control it from web

Odpad Android
1

Hi, I´m trying to get in the app via dialing pin code, but it doesn´t work.
Is another way to get in the app?
Second problem is I can´t control it from MyAvast website. Nothing doesn´t work.
Thanks for help.

I´ve Xiaomi MI3

2

Have you ever been able to control it with the methods you mention in the past? Or are you finding this problem after initial installation?

3

What do you mean with “dialing pin” ?
That sounds to me just the phone pin which is different from the pin you set for avast.