How To Enable USB Debugging and OEM Unlock on Android

Enable OEM Unlock, USB debugging and developer options on all Android versions:

On Android devices, enabling USB Debugging and OEM Unlock are both advanced developer options. USB Debugging allows your Android smartphone to interface with a computer for development and debugging reasons via the Android Debug Bridge (ADB). OEM unlocking is required if you wish to unlock your device’s bootloader, which is required for rooting or installing custom firmware.

Please keep in mind: that activating these settings may have security consequences and may void your warranty. Furthermore, depending on your device and Android version, the stages may differ somewhat, but the basic procedure is as follows:

What is USB Debugging in Android Smartphones?

USB debugging mode is a built-in mode on Google, Samsung, Oppo, Vivo, Xiaomi/Redmi/MI, Sony, LG, Nothing, Huawei, Honor, etc… Android phones that allows new apps to be downloaded to the device via USB for testing purposes. Depending on the OS version and installed hardware, this mode may need to be enabled to allow developers to read internal logs. Use or activate when you connect your Samsung Android smartphone directly to your computer with a USB cable. It gives you control over your smartphone.

Also Read: How to Boot into Samsung Download Mode

How do I Enable USB Debugging and OEM Unlock on my Android?

How To Enable USB Debugging and OEM Unlock on Android

To enable OEM unlocking, USB debugging, and developer options on all Android versions, follow these steps:

Enabling USB Debugging:

  • Enable Developer Options:
    Enable Developer Options

    1. Open the Settings app on your Android device.
    2. Scroll down and tap on About phone or About device.
    3. Find and tap on Build number multiple times (usually around 7 times) until you see a message saying you are now a developer.
  • Enable USB Debugging:
    Enable USB Debugging

    1. Go back to the main Settings screen.
    2. Scroll down and now you should see Developer options or a similar option.
    3. Tap on Developer options.
    4. Find and toggle on the USB debugging option.

Enabling OEM Unlock:

  • Enable Developer Options:
    Enable Developer Options

    1. If you haven’t already enabled Developer Options following the previous steps, do that first.
  • Enable OEM Unlock:
    Enable OEM Unlockoggle on the OEM unlocking option

    1. In the Developer options menu, scroll down and find the OEM unlocking option.
    2. Toggle on the OEM unlocking option. You might be asked to confirm your action.

Please Note:

  • Some Android devices, particularly those from carriers that have locked down the bootloader, may not have the option of OEM unlocking.
  • Enabling OEM unlock may frequently cause your device to do a factory reset to check that your data is protected before unlocking the bootloader.
  • When unlocking the bootloader, be cautious because it may void your warranty and cause data loss.


Here are some frequently asked questions (FAQs) related to USB Debugging, OEM Unlocking, and Android development:

1. What is USB Debugging?

  • USB Debugging is a developer option in Android that allows your device to communicate with a computer via the Android Debug Bridge (ADB). It’s mainly used for development, debugging, and advanced tasks like installing apps from a computer.

2. Why would I need to enable USB Debugging?

  • Enabling USB Debugging is essential for tasks like app development, testing, and debugging. It lets you transfer data between your device and computer, install apps directly from your computer, and access advanced developer tools.

3. What is OEM Unlocking?

  • OEM Unlocking allows you to unlock the bootloader of your Android device. Bootloader unlocking is a prerequisite for tasks like installing custom ROMs, rooting your device, or making low-level system modifications.

4. Why would I need to enable OEM Unlocking?

  • Enabling OEM Unlocking is necessary if you want to modify your device beyond what’s allowed by the default system. This includes installing custom firmware, which can give you more control over your device’s functionality and appearance.

5. Does enabling OEM Unlocking void my warranty?

  • Yes, in most cases, unlocking the bootloader and making system modifications can void your device’s warranty. Manufacturers typically don’t support devices with modified software.

6. Can I relock the bootloader after unlocking it?

  • It’s often possible to relock the bootloader, but this process might vary depending on your device and manufacturer. Keep in mind that relocking the bootloader might not completely undo the warranty implications of unlocking it.

7. Are USB Debugging and OEM Unlocking options available on all Android devices?

  • While most Android devices have USB Debugging and OEM Unlocking options, some devices, especially those from certain carriers, might have these options hidden or restricted.

8. How can I check if USB Debugging is enabled on my device?

  • USB Debugging can be checked by connecting your device to a computer and using ADB commands. If the device is recognized by ADB, USB Debugging is likely enabled.

9. How can I enable Developer Options?

  • Developer Options are typically hidden. You can enable them by going to your device’s Settings > About phone and tapping on the Build number multiple times until Developer Options are enabled.

10. Is it safe to enable these options?

  • Enabling USB Debugging and OEM Unlocking can expose your device to potential security risks if not used carefully. They are primarily meant for developers and advanced users who understand the implications of these options.

Final Thoughts

Certainly! Here are some final thoughts and key takeaways:

  • Understanding: Before enabling USB Debugging or OEM Unlocking, it’s crucial to understand the implications of these actions. These options are intended for developers and advanced users who are familiar with the risks and benefits.
  • Security and Warranty: Enabling these options can expose your device to potential security risks, and it’s likely to void your device’s warranty. Make sure you’re comfortable with these trade-offs.
  • Research: Research your specific device and Android version thoroughly before proceeding. Different devices may have variations in the process, and online communities can offer valuable insights.
  • Backup: If you decide to unlock the bootloader, it often involves a factory reset, so ensure you have backed up all important data before proceeding.
  • Developer Options: Developer Options provide various advanced settings. Be cautious while making changes, as some options can affect your device’s performance or stability.
  • Community Support: If you’re uncertain about any step, reach out to relevant online communities, forums, or guides for advice from experienced users.
  • Keep Up to Date: Stay updated on best practices, security considerations, and changes in the Android ecosystem, as processes and risks can evolve over time.
  • Respect Terms and Conditions: Be aware that modifying your device’s software might violate terms and conditions set by the manufacturer or carrier.
  • Reversibility: Some changes you make to your device might be irreversible, so proceed with caution and make informed decisions.
  • Personalization: While enabling these options can open up opportunities for customization and optimization, remember that it comes with a responsibility to handle your device with care.

Always prioritize safety, security, and knowledge when dealing with advanced settings on your Android device.

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