You'll need to say what the actual problem is that you're experiencing. See Steps to Reproduce for the kind of description we need. Posting in your native language is fine.
(Also, be sure to put "Android" in the title when referring to the Android app so your post is seen by the right people. I've added it for you.)
(Also, be sure to put "Android" in the title when referring to the Android app so your post is seen by the right people. I've added it for you.)