Hi, i got following problem

I've got a lx 2 and when I use my tablet or smartphone with vu+ player oder ti mote..... it don't lag everythin is fine even if I stream with two divices. But when I use Enigma TV windows app after a few mins it begins to lag. first it just lag once and after a while it is not possible to watch Tv. I tried restarting the app but same problem. I also tried directx open gl etc. nothing worked for me.

What can I do?

how can i change the keyboard bindings? my keyboard in the kitchen doensnt have a numpad.

Thanks and sory for bad english