According to MIUI official news, MIUI 12 development version will be launched one after another, supporting 32 models.

At the moment, the following models can be upgraded to MIUI 12:
Xiaomi Mi 10 Pro, Xiaomi Mi 10, Redmi K30 Pro, Redmi K30 Pro Zoom Edition, Xiaomi CC9, Xiaomi CC9 Meitu Custom Edition, Xiaomi Mi 9, Xiaomi Mi 9 Transparent Edition, Xiaomi Mi 9 SE, Xiaomi Mi 8, Xiaomi Mi 8 Transparent Edition, Xiaomi Mi 8 Youth Edition, Xiaomi Mi 8 SE, Xiaomi Mi 8 Screen Fingerprint Edition, Xiaomi Mi 6, Xiaomi Mi 6X, Xiaomi Mi MIX 2, Xiaomi Mi Max 3, Xiaomi Mi MIX 2S, Xiaomi Mi MIX 3, Redmi Mi Note 5, Xiaomi Mi Note 3.
The specific supported models of MIUI12 Development Edition are as follows:
First Batch of smartphones that will get MIUI 12
- Redmi K20 / Pro
- Redmi K30
- Xiaomi CC9 Pro
- Redmi K30 5G
- Xiaomi Mi 9 Pro 5G
- Redmi Note 8 Pro
- Redmi Note 7 Pro
Second Batch of smartphones that will get MIUI 12
- Redmi Note 7 (all versions)
Third Batch of smartphones that will get MIUI 12
- Redmi note 8
- Xiaomi CC9e
MIUI12 brings many new features such as new system animations, super wallpapers, synaesthetic visual design style, privacy protection, global free windows, and so on.
Also Read: MIUI 12 To Bring Deep Color Mode 2.0
This MIUI 12 development version supports two ways of upgrading. Users who are already in the latest development version of MIUI 11 can smoothly upgrade to MIUI12 via OTA. However, if you are a user of MIUI Stable Edition, you need to switch to Development Edition in the system update portal page, and then upgrade to MIUI12 Development Edition by OTA.