In the next quarter, Xiaomi will release beta version of MIUI OS 9
According to the source, Xiaomi company is actively working on MIUI OS 9. Current at the moment MIUI 8, recall, was presented in may along with the smartphone Mi Max. It is available for almost every device, including old men Mi 2 and Mi 2S.
MIUI 9, presumably, will come to market about a year after the announcement of the previous version, that is, in the second quarter. But in the first should appear the beta version of the new OS Xiaomi. While details about it, but 9 would be MIUI based on Android 7.0, so you can expect a lot of innovations.