Redmi 9

Codename	Lancelot
Unified Codename	Lava
Released	June, 2020
Chipset	Mediatek MT6769V/CU Helio G80 (12 nm)
CPU Arch	arm64
CPU	Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU	Mali-G52 MC2

• Official Kernel Source : GitHub
• Unified Kernel Source : GitHub
• TWRP Tree : GitHub
• Device Tree : GitHub
• Vendor Tree : GitHub

Notes

Community

• XDA : Redmi 9 / Poco M2
• Telegram :
  • Redmi Note 9 / Redmi 9 Community
  • Xiaomi G80/G85 Unified Photography
  • MT6768 OC Kernel Update
  • Redmi 9 Lancelot/Lava | Indonesia
• 4PDA : Xiaomi Redmi 9

Drivers

• Windows
  • Mediatek Drivers
  • ADB & Fastboot Drivers

Debloater

Universal Android Debloater : Comes with descriptive instructions to help you debloat without any issues. Don't forget to install ADB drivers on your system.

NikGapps Debloater Config : This config is meant to be used exclusively with NikGapps Debloater Addon. Put the config file inside /sdcard/NikGapps/ folder and flash the addon file in recovery.

Unlock Bootloader

• Official Method : This method is same for latest Xioami devices. Follow any of the guide available online. e.g. Fossbyte
• Instant Unlock : Instantly unlock bootloader using mtkclient tool. TODO : A detail guide on how to use the tool.

build.prop

I tweaked build.prop per my needs, it's in messy condition and it might contain unnecessary entries. USE AT YOUR OWN RISK!