MIUI 12 China Closed Beta ROM V20.9.4
Mi 10
http://bigota.d.miui.com/20.9.4/miui_UMI_20.9.4_9e5930ea34_11.0.zip
Mi 8
http://bigota.d.miui.com/20.9.4/miui_MI8_20.9.4_21d22b073e_10.0.zip
Mi 8 Pro
http://bigota.d.miui.com/20.9.4/miui_MI8UD_20.9.4_80695664d6_10.0.zip
Mi 8 Explorer
http://bigota.d.miui.com/20.9.4/miui_MI8Explorer_20.9.4_e2caf167de_10.0.zip
Mi 8 Lite
http://bigota.d.miui.com/20.9.4/miui_MI8Lite_20.9.4_8b364d6684_10.0.zip
Mi 8 SE
http://bigota.d.miui.com/20.9.4/miui_MI8SE_20.9.4_8b18fec4c4_10.0.zip
Mi Mix 3
http://bigota.d.miui.com/20.9.4/miui_MIMIX3_20.9.4_9b9a07c611_10.0.zip
Mi Mix 2S
http://bigota.d.miui.com/20.9.4/miui_MIMIX2S_20.9.4_233f82b05a_10.0.zip
Mi Max 3
http://bigota.d.miui.com/20.9.4/miui_MIMAX3_20.9.4_21e974cc03_10.0.zip
>>> All firmware: xiaomifirmware.net