I recommend to all Xiaomi Mi 9t/Pro or K20/Pro users to flash xiaomi.eu rom. It is by far better than stock. ViperFX and CustoMIUIzer make it way better. Battery life is amazing.
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For Xiaomi Mi 6 8 SE 9 Lite 9T Pro Play 5 5S Plus Ambient FlashLight Distance Original Flash Light Proximity Sensor - AliExpress
How to Unlock Bootloader, Unbrick and Install correctly MIUI 11 on MI9T (9.9.26 to 20.1.21) | Unofficial Xiaomi European Community | MIUI ROM Since 2010