Download latest Android application for Xiaomi YI ‘Small Ants’ Smart Camera version 126.96.36.199_20151013 from here, here or here. (16 MB). Download previous version 2.0.3_20151009 from here.
XiaoYI camera curent firmware version: 188.8.131.52K_201508311131
Tip: to use the application in English, make sure that your device system language is English. If not, the application will start in Chinese.