OctaviOS 3.1 OFFICIAL Android 12 for Poco X3 NFC (Surya) + GCAM 8.3

How to install OctaviOS 3.1 OFFICIAL Android 12 for Poco X3 NFC (Surya) Maintained By @lostark13. Changelog : Enable Smart battery, Allow disable of Screenshot sound, Enable 3 modes in Location QS tile, Redesigned Settings UI to A11 look alike, Fix various required permission to default apps for better experience, Fix battery stats getting resetted on reboot, read full changelogs. Use at your own risk, I’m not responsible for bricking your device.

OctaviOS 3.1 for Poco X3 NFC: 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 OctaviOS-v3.1-surya-20211120-0640-VANILLA-Official.zip
3. Download fw_surya_miui_SURYAGlobal_V12.5.3.0.RJGMIXM_624ada8a33_11.0.zip
4. Download latest BiTGApps-arm64-12.0.0-R39_signed.zip or latest ( if necessary )
5. Download GCAM 8.3 MOD for Xiaomi Phone
6. Download Magisk: Magisk-v23.0.apk or latest rename it to Magisk-v23.0.zip ( if necessary )
7. Copy ROM to SD Card ( Recommended )

OctaviOS 3.1 for Poco X3 NFC: Install Instructions

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 Install – select fw_surya_miui_SURYAGlobal_V12.5.3.0.RJGMIXM_624ada8a33_11.0.zip, Swipe to confirm Flash
5. Select Install – select OctaviOS-v3.1-surya-20211120-0640-VANILLA-Official.zip, Swipe to confirm Flash
6. Select Wipe – Format Data – type “yes” and confirm ( Optional )
7. Select Reboot – System
8. Setup the Phone

OctaviOS 3.1 for Poco X3 NFC: Install GApps 12 ( if necessary )

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. Select Install – select BiTGApps-arm64-12.0.0-R39_signed.zip Swipe to confirm Flash
3. 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!

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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