The MIUI team released MIUI 8 Global Beta ROM 7.4.6 with an efficient CPU allocation strategy. This new strategy will reduce system lag and boost system performance. According to MIUI developers, the new CPU allocation strategy will reduce system lags by 10% and boost up performance or system speed. The new system optimization supports all Mi/Redmi devices running on Android 5.0, Android 6.0 and Android 7.0.
The CPU allocation strategy is not a new feature. It was already tested with Mi 5 and the result was excellent, so MIUI team decided to bring it to all Mi and Redmi devices. Note that MIUI devices with Android 4.4 are not supported for now. Full changelog for MIUI 8 Global Beta ROM 7.4.6 are listed below.
Besides smarter and more efficient CPU allocation strategy, the MIUI 8 Global Beta ROM 7.4.6 includes few new features such as, switches for common settings in search results, screen recorder option as well as bug fixes and various optimizations. Full changelog available at here.
The MIUI 8 Global Beta ROM 7.4.6 supports Redmi 2/Prime, Mi ¾, Redmi Note 3, Redmi Note 4, Mi 4i, Redmi Note 2, Redmi Note 4G, Redmi Note Prime, Mi Max 32GB, Mi 2/2S, Mi 5, Mi 5s Plus, Mi Note, Redmi 3/Prime, Redmi 3S/Prime, Redmi Note 4 Qualcomm/Redmi Note 4X, Mi Note 2.
MIUI 8 Global Beta ROM 7.4.6 Download Links
Note:
1. Update for Mi 5 / Mi Max 32G/64G/128G / Redmi Note 4X/Qualcomm suspended due to Google Play issue (The issue has been identified, will be fixed soon.)
2. Update for Redmi Note 4G suspended.
Mi 2/2S
Fastboot 991M
http://bigota.d.miui.com/7.4.6/aries_global_images_7.4.6_20170406.0000.00_5.0_global_676b7091ef.tgz
Recovery 745M
http://bigota.d.miui.com/7.4.6/miui_MI2Global_7.4.6_ace146b068_5.0.zip
Mi 3 / Mi 4
Fastboot 1241M
http://bigota.d.miui.com/7.4.6/cancro_global_images_7.4.6_20170406.0000.00_6.0_global_7866aae42d.tgz
Recovery 925M
http://bigota.d.miui.com/7.4.6/miui_MI3WMI4WGlobal_7.4.6_d081c928a4_6.0.zip
Mi Note
Recovery 1059M
http://bigota.d.miui.com/7.4.6/miui_MINoteGlobal_7.4.6_74ffeefdbc_6.0.zip
Fastboot 1377M
http://bigota.d.miui.com/7.4.6/virgo_global_images_7.4.6_20170406.0000.00_6.0_global_f6b376699c.tgz
Mi 4i
Fastboot 1175M
http://bigota.d.miui.com/7.4.6/ferrari_global_images_7.4.6_20170406.0000.00_5.0_global_e72ae67e96.tgz
Recovery 934M
http://bigota.d.miui.com/7.4.6/miui_MI4iGlobal_7.4.6_f5738ab2cc_5.0.zip
Mi Note 2
Recovery 1281M
http://bigota.d.miui.com/7.4.6/miui_MINote2Global_7.4.6_c7a2034b0d_6.0.zip
Fastboot 1506M
http://bigota.d.miui.com/7.4.6/scorpio_global_images_7.4.6_20170406.0000.00_6.0_global_23b00f9158.tgz
Mi 5S Plus
Recovery 1546M
http://bigota.d.miui.com/7.4.6/miui_MI5SPlusGlobal_7.4.6_c11bf30961_6.0.zip
Fastboot 1772M
http://bigota.d.miui.com/7.4.6/natrium_global_images_7.4.6_20170406.0000.00_6.0_global_8161ef349a.tgz
Redmi 2 Prime
Recovery 877M
http://bigota.d.miui.com/7.4.6/miui_HM2XWCProGlobal_7.4.6_13345fac8f_5.1.zip
Fastboot Flash 1094M
http://bigota.d.miui.com/7.4.6/wt88047_pro_global_images_7.4.6_20170406.0000.00_5.1_global_f8c0ca9a3f.tgz
Redmi 2
Recovery 818M
http://bigota.d.miui.com/7.4.6/miui_HM2XWCGlobal_7.4.6_0bcb49a26f_4.4.zip
Fastboot 1035M
http://bigota.d.miui.com/7.4.6/wt88047_global_images_7.4.6_20170406.0000.00_4.4_global_76334fd534.tgz
Redmi 3
Fastboot 1231M
http://bigota.d.miui.com/7.4.6/ido_xhdpi_global_images_7.4.6_20170406.0000.00_5.1_global_cf2292ef16.tgz
Recovery 1053M
http://bigota.d.miui.com/7.4.6/miui_HM3Global_7.4.6_39224e28eb_5.1.zip
Redmi 3S
Fastboot 1883M
http://bigota.d.miui.com/7.4.6/land_global_images_7.4.6_20170406.0000.00_6.0_global_31ad80ec88.tgz
Recovery 1535M
http://bigota.d.miui.com/7.4.6/miui_HM3SGlobal_7.4.6_55fdaf9433_6.0.zip
Redmi Note Prime
Fastboot 1167M
http://bigota.d.miui.com/7.4.6/gucci_global_images_7.4.6_20170406.0000.00_4.4_global_0ee52e17ab.tgz
Recovery 879M
http://bigota.d.miui.com/7.4.6/miui_HMNote1SGlobal_7.4.6_6d1a81291f_4.4.zip
Redmi Note 2
Fastboot 1413M
http://bigota.d.miui.com/7.4.6/hermes_global_images_7.4.6_20170406.0000.00_5.0_global_4154ef8863.tgz
Update Flash 1156M
http://bigota.d.miui.com/7.4.6/miui_HMNote2Global_7.4.6_63918ae7b3_5.0.zip
Redmi Note 3 Qualcomm
Fastboot 1489M
http://bigota.d.miui.com/7.4.6/kenzo_global_images_7.4.6_20170406.0000.00_6.0_global_44dbf1285d.tgz
Recovery 1199M
http://bigota.d.miui.com/7.4.6/miui_HMNote3ProGlobal_7.4.6_f6623bf885_6.0.zip
Redmi Note 3 SE
Fastboot 1829M
http://bigota.d.miui.com/7.4.6/kate_global_images_7.4.6_20170406.0000.00_6.0_global_ac19effdff.tgz
Recovery 1504M
http://bigota.d.miui.com/7.4.6/miui_HMNote3ProtwGlobal_7.4.6_c7401f25b1_6.0.zip
Redmi Note 4 MTK
Recovery 1417M
http://bigota.d.miui.com/7.4.6/miui_HMNote4Global_7.4.6_e8798f4d8a_6.0.zip
Fastboot 1693M
http://bigota.d.miui.com/7.4.6/nikel_global_images_7.4.6_20170406.0000.00_6.0_global_f5a6a0c1c3.tgz
How to Install MIUI 8 Global Beta ROM Manually
Recovery Method:
1. If your device is on stock recovery and stock ROM, you can download the Recovery image (MIUI 8 Global Beta ROM 7.4.6) for your device from here and flash manually via Updater app.
2. Follow this instruction to flash the recovery ROM manually on your Mi/Redmi phone.
Fastboot Method:
1. If your device’s bootloader is unlocked or rooted, you can flash the latest update via fastboot.
2. Download the fastboot ROM (MIUI 8 Global Beta ROM 7.4.6) for your device from here and follow this installation instruction.
Note that fastboot method is a complicated process and would require working knowledge of fastboot and CMD commands. (Source – techtrickz, MIUI)