Wherather Module for android client

I am new to xibo CMSusing android client

How to put wheather module in one region

what kind of wheather app can be put on ot

Forecast io for example, it is integrated with Xibo, please see:
http://xibo.org.uk/manual/en/media_module_weather.html

what is valid extention

i put API key and duration also .

blank region is coming

Nothing in this case, you don’t upload any files for that module.

Just need API key configured as explained in the manual and then it should work fine on a layout.