The Marshmallow updates of Xiaomi Mi 4 and Mi Note will soon be arriving. Recently the company announced that it is in final stage of testing.
The same announcement also confirmed an update for Mi 3 which was made by the Chinese company’s MIUI operations manager on Weibo.
It will come with the size of 518MB, but probably not come with iteration of the MIUI interface, which will let the version to remain 7.
It is worth noting that update mentioned above is beta update, which is likely to contain bugs. The devices will likely to receive the final version in coming few months.