How to Unlock bootloader on iQOO Z8?

Guys, if you’re here to learn how to unlock the bootloader, you have come to the right place. Here we tell you how to unlock the bootloader on iQOO Z8. Before unlocking the bootloader, you have to follow our instructions carefully. Bootloader allows you to install custom firmware and Fastboot ROM, get superuser rights, and get other things too, and we will tell you about it even more; you have to stick with us till the end.

What is Bootloader?

A bootloader is software that helps boot a computer or mobile device. This is a primary, sensitive level of software that is necessary for the device to run safely and properly.

When you switch on a device to power it on, the bootloader is activated and works to load system software from local or cloud storage to your device. Its main purpose is to help the system run with stability and security.

Why do people unlock the bootloader?

There can be many reasons why people unlock the bootloader. One is that it increases device independence, allowing you to have more control over your device. Unlocking the bootloader allows you to install unauthorized custom ROMs that can give you new features and customizations. Second, it provides the opportunity to modify the device’s software, allowing users to customize their devices in different ways.

What are the advantages of unlocking the bootloader?

  • Instant Freedom: Unlocking the bootloader gives the user more control over their device.
  • Custom ROM Installation: With an unlocked bootloader, you can install other custom ROMs that can enhance your device with new features and customizations.
  • New Kernel Installation: By unlocking the bootloader, you can install new kernels, which can increase the performance of your device.
  • Development and Tweaking: An unlocked bootloader allows the user to use tools to customize and develop their device.
  • Security Apps: Unlocking the bootloader allows the user to keep their device secure by using various security apps.

What are the disadvantages of unlocking the bootloader?

  • Losing Warranty: Unlocking the bootloader may void the warranty, placing the user disadvantaged.
  • Security may be vulnerable: An unlocked bootloader may weaken security, allowing unauthorized applications and software to be used.
  • Problems with OAS status: Unlocking the bootloader may cause problems with the operating system status, which may cause the device to malfunction.
  • Lack of Software Updates: Software updates provided by the manufacturer may be difficult to install, as the unlocked bootloader may cause conflicts.


  • First, you enable developer mode on your device and unlock the OEM features.
  • You need an original USB cable to attach to the PC.
  • You need to download and install ADB and Fastboot Tools to run commands.
  • Take a full backup of your all-important data.
  • Make sure your device’s battery is charged to more than 75%.

Warning: Please remember to regularly back up all of the important data stored on your device. All data will be deleted after the process is complete.

Let’s Unlock Bootloader on iQOO Z8

Various methods exist for unlocking a smartphone’s bootloader, contingent on the model. If you want a more traditional approach, your best bet might be the plan listed below. We are going to unlock your iQOO Z8’s bootloader.

  • Open Settings > Go to About Phone > Click on Software Info.
  • Now find the build number and “click on it” until developer mode becomes active.
Enable Devloper Option
  • Go to Developer Mode and allow OEM unlock and USB debugging.
Enable USB Debugging
  • Now install the required ADB and Fastboot tools on your laptop or PC.
  • Now connect your smartphone to your PC or laptop through a USB cable.
  • Open the command prompt on your PC or laptop.
  • To confirm that your device is properly connected to your PC, type the command “adb devices.” on cmd.
  • To check whether the bootloader is working on your device, type the command “adb reboot bootloader.”
  • Type the command “fastboot oem unlock” to complete the process.
  • Wait while the bootloader unlocking process is complete, and then restart the device with the “fastboot reboot” command.
  • Excellent work! It looks like the bootloader of your iQOO Z8 has been successfully unlocked. You can now fully utilize the capabilities of your device.

Related post: How to Root iQOO Neo 8

Frequently Asked Questions (FAQs)

Q- Can I relock bootloader?

Ans. Relocking a bootloader is possible on some devices, but it’s crucial to follow proper procedures. Be aware that relocking may also have implications for warranties and device functionality, so research and proceed cautiously.

Q- Can I unlock bootloader in fastboot mode?

Ans. Yes, you can unlock the bootloader in fastboot mode using specific commands. Ensure you follow the device-specific instructions and understand the associated risks before proceeding. Back up important data, as unlocking may lead to data loss.

Q- Can I unlock bootloader without losing data?

Ans. No, unlocking the bootloader usually involves a factory reset, leading to data loss. Back up your data before attempting the process to avoid losing important information. Always follow device-specific instructions for a safe unlocking procedure.

Final Thoughts:

Hey friends, we hope that you guys succeed in what you want, understand our guidance well, and have unlocked the bootloader of your iQOO Z8. You must be successful in the process. And if you face any problems during the process, you can ask us in the comment area. That’s all for today’s guide. Thanks for reading.

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