Razer OS 12.5 21.4.7 China for Poco X3 NFC Android 10

August 23, 2021 | By androidhowto@youtube | Filed in: Custom ROM.

How to install Razer OS 12.5 21.4.7 China Android 10 on Poco X3 NFC. Maintainer: By @Zemzmi. Features: Vanced pre-installed, Saftynet passed by default without hide magisk, Selinux Permissiver, Pre-rooted with last magisk v23, ROM is very smooth and fast in opening applications, MIRROR NOT ALLOWED. Bugs: NFC and USB Transfer.  Updated: 23/08/’21 .  Use at your own risk, I’m not responsible for bricking your device.

Download and Terms

  1. Your phone must be Installed Custom Recovery. If not, you can read How to Install TWRP 3.5.2 Xiaomi POCO X3 NFC – Permanent
  2. Download RazerOS-21.4.7-Surya-10.0.zip
  3. Download Miui A10 patched vendor for surya by zemzmi.zip
  4. Download Magisk: Magisk-v23.0.apk or latest rename it to Magisk-v23.0.zip ( if necessary )
  5. Copy ROM to SD Card ( Recommended )

Razer OS 12.5 Install Instructions on POCO X3 NFC:

  1. Enter TWRP Recovery Mode: Turn Power off, Press and Hold Volume Up + Power key, When POCO logo appears release Power key only, keep pressing Volume Up until TWRP Recovery appears.
  2. First Important Step is to Backup (though depends on you if you wanna be safe or no )
  3. Select Wipe – Advanced ( Dalvik, Cache, Data ), Swipe to wipe
  4. Select Wipe – Format Data – type “yes” and confirm
  5. Select Install – select RazerOS-21.4.7-Surya-10.0.zip, Swipe to confirm Flash
  6. Select Install – select Miui A10 patched vendor for surya by zemzmi.zip, Swipe to confirm Flash
  7. Select Reboot – System
  8. Setup the Phone

Root Instructions if necessary

  • Enter TWRP Recovery Mode: Turn Power off, Press and Hold Volume Up + Power key, When POCO logo appears release Power key only, keep pressing Volume Up until TWRP Recovery appears.
  • Select Install – select Magisk-v23.0.zip, Swipe to confirm Flash
  • Reboot to System
  • Connect Phone to Internet
  • Install Magisk app and Open it. Magisk will ask to do additional setups. Let it do its job and the app will automatically reboot your device.
  • Done

Watch This Video!

Razer OS 12.5 21.4.7 China for Poco X3 NFC Android 10

Enter TWRP Recovery

You can enter TWRP recovery with 2 methods: via adb command by type “adb reboot recovery” and by pressing keys combinations ( Turn power off, press and hold volume up + Power key, when POCO logo appears release power key, keep pressing volume until TWRP recovery appears )

Notes / Warning!

  1. Use at your own risk, I’m not responsible for bricking your device.
  2. Using the incorrect file may brick your device.
  3. Make sure to backup your important data before root it.


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