Please try *no-support-for-this-app-on-this-forum* (*no-support-for-this-app-on-this-forum*) and check it again, it might be a hardware problem so with the *no-support-for-this-app-on-this-forum* you will be sure if it is or it isn't.
I know, I can do that as well... But it is very buggy, laggy, like I told you. The video flicks when I play it on Google photos or in the stock gallery app... And it isn't playing properly..
I don't know why, but since the weekly 8.8.24 until now, 8.10.18. When I turn mobile data off, the LTE icon on the top right corner still there. It doesn't make any sense.