Xiaomi has announced that the MIUI 7 Global Beta ROM is now available for select Xiaomi devices.
The Beta ROM, also known as the Developer ROM, carries the version number 5.8.22 and is available for the Redmi 1S, Redmi 2, Mi 4i, Mi 3, Mi 4, Redmi Note 3G and Redmi Note 4G.
Do note that this ROM is not yet stable and requires flashing your device. Make sure you are familiar with the procedure before attempting to load this ROM.
To download the MIUI 7 Dev ROM just go to en.miui.com/download 15 and select your device. For the changelog, just hit the source link below.
source: MIUI Forums
