Root and Install Custom ROM in iQOO Z9 Turbo

What You Will Need:

  1. iQOO Z9 Turbo with at least 50% battery.
  2. PC with an active internet connection.
  3. USB cable to connect your phone to the PC.
  4. ADB & Fastboot Tools installed on your PC.
  5. TWRP (Team Win Recovery Project) for your device model.
  6. Magisk (for rooting).
  7. Custom ROM of your choice (e.g., LineageOS, Pixel Experience).
  8. Google Apps (GApps) package (if your custom ROM doesn't include them).

Prerequisites:

  1. Backup Your Data: Rooting and flashing a custom ROM will erase all your data. Backup your contacts, apps, photos, and other important files to a cloud service or external storage.
  2. Unlock the Bootloader: Before you can root or install a custom ROM, you need to unlock the bootloader.
  3. Charge Your Device: Ensure your iQOO Z9 Turbo is charged at least 50% to avoid any interruptions during the process.

1. Unlocking the Bootloader

Unlocking the bootloader is the first step in rooting your iQOO Z9 Turbo. This allows you to modify the system partition and install a custom recovery and ROM.

Steps to Unlock Bootloader:

  1. Enable Developer Options:

    • Go to Settings > About Phone.
    • Find the Build Number and tap it seven times until a message says "You are now a developer."

  2. Enable OEM Unlocking and USB Debugging:

    • Go to Settings > Developer Options (now visible in your settings menu).
    • Toggle on OEM Unlocking.
    • Enable USB Debugging.

  3. Connect Your Phone to PC:

    • Connect your iQOO Z9 Turbo to your PC using the USB cable.
    • Make sure you have ADB and Fastboot installed on your PC. You can download these from the official Android developer website.

  4. Open Command Prompt:

    • On your PC, open Command Prompt (or Terminal on macOS/Linux) and type:
      adb devices
    • If your device is connected correctly, it should show up in the list of attached devices.

  5. Reboot into Bootloader Mode:

    • Enter the following command to reboot into the bootloader:
      adb reboot bootloader

  6. Unlock the Bootloader:

    • Once your device is in bootloader mode, type the following command:
      fastboot oem unlock
    • You will see a prompt on your phone asking you to confirm the bootloader unlock. Use the volume buttons to select Yes and press the power button to confirm.

  7. Reboot the Device:

    • After unlocking, reboot your phone:
      fastboot reboot

Note: Unlocking the bootloader will erase all your data. After rebooting, set up your device again.

2. Installing TWRP Recovery

Now that your bootloader is unlocked, you can install TWRP custom recovery. TWRP allows you to flash custom ROMs, kernels, and other mods.

Steps to Install TWRP:

  1. Download TWRP:

  2. Transfer TWRP File to Your PC:

    • Place the TWRP .img file in your ADB & Fastboot folder on your PC.

  3. Boot Your Phone into Bootloader Mode:

    • Reconnect your phone to your PC and open Command Prompt (or Terminal).
    • Use the following command to boot into the bootloader:
      adb reboot bootloader

  4. Flash TWRP:

    • Once in bootloader mode, flash the TWRP image:
      fastboot flash recovery twrp.img
    • Replace twrp.img with the actual filename of the TWRP image you downloaded.

  5. Reboot into Recovery:

    • After the TWRP installation is complete, reboot into recovery mode using the following command:
      fastboot reboot recovery

3. Rooting Your iQOO Z9 Turbo with Magisk

Magisk is a systemless rooting solution that allows you to gain root access while still being able to pass Google's SafetyNet checks.

Steps to Root Using Magisk:

  1. Download Magisk:

  2. Transfer Magisk to Phone:

    • Copy the Magisk ZIP file to your phone’s internal storage.

  3. Boot into TWRP:

    • Power off your phone, then hold the Power + Volume Up buttons together to boot into TWRP.

  4. Install Magisk:

    • In TWRP, tap on Install.
    • Navigate to the Magisk ZIP file you transferred and select it.
    • Swipe to confirm the installation.

  5. Reboot Your Phone:

    • After Magisk is installed, go back to the main TWRP menu and select Reboot System.

  6. Install Magisk Manager:

    • Once your phone boots up, download and install the Magisk Manager APK to manage root access on your device.

4. Installing a Custom ROM

Once your device is rooted, you can install a custom ROM to enhance the experience and performance of your iQOO Z9 Turbo.

Steps to Install Custom ROM:

  1. Download a Custom ROM:

    • Choose a custom ROM that is compatible with your device (e.g., LineageOS, Pixel Experience).
    • Download the ROM’s ZIP file and, if necessary, a GApps package.

  2. Transfer ROM and GApps to Phone:

    • Copy the custom ROM ZIP file and GApps package (if applicable) to your phone’s internal storage.

  3. Boot into TWRP:

    • Power off your phone and boot into TWRP recovery by pressing the Power + Volume Up buttons.

  4. Wipe Data:

    • In TWRP, go to Wipe > Advanced Wipe and select Dalvik/ART Cache, System, Data, and Cache. Swipe to confirm the wipe.

  5. Install the Custom ROM:

    • Return to the main TWRP menu and tap on Install.
    • Navigate to the custom ROM ZIP file and select it.
    • Swipe to confirm the installation.

  6. Install GApps (Optional):

    • If the custom ROM doesn’t come with Google services, go back to the Install menu and select the GApps ZIP file to install it.

  7. Reboot System:

    • After the installation is complete, go back to the TWRP main menu and select Reboot System.

Conclusion

Rooting your iQOO Z9 Turbo and installing a custom ROM can unlock many new features and customization options. However, this process comes with risks, including bricking your device if done incorrectly. Always ensure you have the correct files for your specific model, follow each step carefully, and back up your data before proceeding.

By following this guide, you now have the ability to gain root access, install custom ROMs, and customize your iQOO Z9 Turbo to fit your preferences and needs. Enjoy the enhanced control and new possibilities that come with a rooted and customized device!

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