How to install Octavi OS 3.0 Official Android 12 on Poco X3 NFC – GAPPS 12. Maintained By @lostark13. Android 12 custom rom for Poco X3 Surya and Karna. Changelog: Initial Android 12 build (with SELinux Enforcing). Notes: Based on OSS Vendor, Permissive Build, Vanilla and Gapss variants. Miscellaneous Changes & Improvements. Use at your own risk, I’m not responsible for bricking your device.
Download and Terms
- Your phone must be Installed Custom Recovery. If not, you can read How to Install TWRP 3.5.2 Xiaomi POCO X3 NFC – Permanent
- Download OctaviOS-v3.0-surya-20211022-1417-VANILLA-Official.zip
- Download fw_surya_miui_SURYAGlobal_V12.5.1.0.RJGMIXM_e3b8205e7f_11.0.zip
- Download BiTGApps-arm64-12.0.0-R39_signed.zip or latest ( GAPPS 12 )
- Download Magisk: Magisk-v23.0.apk or latest rename it to Magisk-v23.0.zip ( if necessary )
- Copy ROM to SD Card ( Recommended )
Octavi OS 3.0 Install Instructions on POCO X3 NFC:
- 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.
- First Important Step is to Backup (though depends on you if you wanna be safe or no )
- Select Wipe – Advanced ( Dalvik, Cache, Data ), Swipe to wipe
- Select Install – select OctaviOS-v3.0-surya-20211022-1417-VANILLA-Official.zip, Swipe to confirm Flash
- Select Wipe – Format Data – type “yes” and confirm ( Optional )
- Select Reboot – System
- Setup the Phone
Install GApps if necessary
- Enter TWRP Recovery Mode: Turn power off, Connect the phone with a USB cable, Press and hold Volume Up + Power Key until TWRP Recovery Mode Appears.
- Select Install – select BiTGApps-arm64-12.0.0-R39_signed.zip, Swipe to confirm Flash
- Select Reboot – System
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.
- Install Magisk-v23.0.zip
- 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!
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!
- Use at your own risk, I’m not responsible for bricking your device.
- Using the incorrect file may brick your device.
- Make sure to backup your important data before root it.
Tags: Android 12 ROM, BitGapps, custom rom for Poco X3, GAPPS 12, Gapps for Android 12, Magisk v23.0, Octavi OS 3.0, poco x3 nfc, root, root poco x3 nfc, surya, TWRP 3.5.2, TWRP for Poco