The Xiaomi Mi Mix 3 5G features a 6.39 inches Super AMOLED display with a resolution of 1080×2340 pixels with Corning Gorilla Glass 5 protection on the top. The device is powered by Qualcomm’s Snapdragon 855 chipset coupled with 6GB of RAM and 64/128GB of internal storage. The handset sports a dual rear camera setup (12MP + 12MP ). The device also sports a dual 24MP + 2MP selfie camera setup (Manual Pop-up). It houses a 3800mAh battery which supports 18W Quick Charge 4+. It runs on Android 9 Pie (MIUI 10) out-of-the-box.
Pre-Requirements:
Make sure the bootloader on your device is unlocked and your device is rooted and you have a custom recovery installed. Make sure your device has more than 50% battery. Make sure you have taken a backup of your important data. Now proceed To Install Official Lineage OS 17.1 On Xiaomi Mi Mix 3 5G.
Downloads
Lineage OS 17.1 for Xiaomi Mi Mix 3 5G: Download Link || Check the Development Page for latest link Download GApps For Lineage OS 17.1 ROMs
How to Install Lineage OS 17.1 On Xiaomi Mi Mix 3 5G | Android 10 (Unofficial)
Make sure your device is rooted and have the latest TWRP recovery installed. First, download the files from the above link. Now transfer the downloaded files to the internal storage of your device. Now reboot to the TWRP recovery by holding your power and volume down buttons together for a few seconds. Take a backup by selecting the option from the home screen and then your data and cache from the recovery menu.
Now select install and then browse for the downloaded ROM file and then select it. Next flash the Gapps file and then Magisk (optional).
Once the flashing process is completed, reboot your phone and you will be booted into Official Lineage OS 17.1 Based on Android 10. If you have any doubts regarding this process, feel free to comment below.