Unlocking the bootloader on a Chinese variant phone may vary depending on the manufacturer and model of the device. Here are some general steps you can try to unlock the bootloader on a Chinese variant phone:
1. Check the manufacturer's website: Visit the official website of the phone manufacturer and look for instructions on how to unlock the bootloader. Some manufacturers provide official tools and guides for unlocking the bootloader.
2. Use third-party tools: There are third-party tools available that can help unlock the bootloader on certain devices. Make sure to research and use reputable tools to avoid damaging your device.
3. Contact customer support: If you are having trouble unlocking the bootloader, you can reach out to the phone manufacturer's customer support for assistance. They may provide you with specific instructions for unlocking the bootloader on a Chinese variant phone.
4. Join forums and communities: Join online forums and communities dedicated to your specific phone model. Users may have shared their experiences and tips on how to unlock the bootloader on Chinese variant phones.
5. Consider official unlocking services: Some manufacturers offer official bootloader unlocking services for a fee. You can check if your phone manufacturer provides this service and follow their instructions to unlock the bootloader.
Remember that unlocking the bootloader may void your warranty and can potentially brick your device if done incorrectly. Make sure to back up your data before attempting to unlock the bootloader and proceed with caution.