Crom Unlock APK: How to Unlock Bootloader and OEM for Samsung Chinese Phones
If you have a Samsung phone that is made for the Chinese market, you may have noticed that it has some limitations. For example, you cannot install custom ROMs or kernels, root your device, or use some apps that require root access. This is because your device has a locked bootloader and OEM, which are security features that prevent unauthorized modifications to your system.
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However, if you want to unleash the full potential of your device, you can use a tool called Crom Unlock APK. This is an official application from Samsung that allows you to unlock bootloader and OEM for Samsung Chinese phones. In this article, we will show you what is Crom Unlock APK, how to download and install it, how to use it to unlock bootloader and OEM, and what are the benefits and risks of doing so.
What is Crom Unlock APK?
Crom Unlock APK is an application that was developed by Samsung Electronics Co., Ltd. for the purpose of unlocking bootloader and OEM for Samsung Chinese phones. Bootloader is a program that runs before the operating system and decides which system to load. OEM (Original Equipment Manufacturer) is a feature that verifies the authenticity of the system and prevents unauthorized changes.
By unlocking bootloader and OEM, you can bypass these restrictions and install custom ROMs or kernels, root your device, or use root apps. However, this also means that you will lose some security features and official support from Samsung. Therefore, you should only use Crom Unlock APK if you know what you are doing and are willing to take the risks.
How to download and install Crom Unlock APK?
Before you can use Crom Unlock APK, you need to download and install it on your device. Here are the steps to do so:
Step 1: Enable developer options and USB debugging
To enable developer options, go to Settings > About phone > Software information > Tap on Build number seven times. To enable USB debugging, go to Settings > Developer options > Turn on USB debugging.
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Step 2: Download Crom Unlock APK from a trusted source
You can download Crom Unlock APK from various sources on the internet, such as Google Drive, Internet Archive, Android File Host, or GitHub. However, make sure that you download it from a trusted source and scan it for viruses before installing it.
Step 3: Install Crom Unlock APK on your device
To install Crom Unlock APK, you need to allow installation from unknown sources. To do so, go to Settings > Security > Turn on Unknown sources. Then, locate the downloaded file on your device and tap on it to install it.
How to use Crom Unlock APK to unlock bootloader and OEM?
After installing Crom Unlock APK on your device, you can use it to unlock bootloader and OEM. Here are the steps to do so:
Step 1: Launch Crom Unlock APK and grant permissions
Open the app drawer and launch Crom Unlock APK and grant the permissions it asks for. You may see a warning message that says "Unlocking bootloader will erase all user data". This means that your device will be factory reset and you will lose all your data. Therefore, make sure that you backup your data before proceeding.
Step 2: Tap on the unlock button and wait for the process to complete
On the main screen of Crom Unlock APK, you will see a big unlock button. Tap on it and wait for the app to unlock your bootloader and OEM. You will see a progress bar and some messages on the screen. Do not turn off your device or disconnect it from the USB cable during the process.
Step 3: Reboot your device and enjoy the unlocked features
Once the process is completed, you will see a message that says "Unlock success". Your device will reboot automatically and you will see a warning message that says "Custom binary blocked by OEM lock". This means that your bootloader and OEM are unlocked and you can install custom ROMs or kernels, root your device, or use root apps.
Step 4: Reboot your device and enjoy the unlocked features
Congratulations! You have successfully used Crom Unlock APK to unlock bootloader and OEM for your Samsung Chinese phone. You can now enjoy the benefits of having an unlocked device, such as installing custom ROMs or kernels, rooting your device, or using root apps. However, you should also be aware of the risks of doing so, such as voiding your warranty, bricking your device, or exposing it to security threats.
What are the benefits of using Crom Unlock APK?
Using Crom Unlock APK to unlock bootloader and OEM for your Samsung Chinese phone has some benefits that can enhance your user experience. Here are some of them:
You can install custom ROMs and kernels
Custom ROMs and kernels are modified versions of the system software that can offer you more features, performance, stability, or battery life than the stock ones. For example, you can install LineageOS, which is a popular custom ROM that is based on Android Open Source Project (AOSP) and offers a clean and customizable user interface. Or you can install ElementalX, which is a custom kernel that allows you to tweak various settings such as CPU frequency, voltage, governor, or thermal control.
You can root your device and use root apps
Rooting your device means gaining full access to the system files and settings that are normally hidden or restricted. This allows you to modify or delete system files, install apps that require root access, or perform advanced tasks such as backup and restore, partition management, or file recovery. For example, you can use Magisk, which is a popular rooting tool that also offers a systemless interface for installing modules that can add functionality to your device. Or you can use Titanium Backup, which is a powerful backup and restore app that can backup your apps, data, system settings, or even entire partitions.
You can backup and restore your data easily
By unlocking bootloader and OEM, you can also use tools such as TWRP, which is a custom recovery that replaces the stock one and offers more features and options. For example, you can use TWRP to backup your entire system or selected partitions to an external storage device, such as a microSD card or a USB flash drive. Or you can use TWRP to restore your backups in case something goes wrong with your device.
You can customize your device to your liking
Another benefit of using Crom Unlock APK is that you can customize your device to suit your preferences and needs. For example, you can change the look and feel of your device by installing themes, icons, fonts, wallpapers, or launchers. Or you can change the behavior of your device by installing mods, tweaks, scripts, or apps that can improve its performance, battery life, sound quality, camera quality, or network speed.
What are the risks of using Crom Unlock APK?
While using Crom Unlock APK has some benefits, it also has some risks that you should be aware of before proceeding. Here are some of them:
You may void your warranty and lose official support
By unlocking bootloader and OEM for your Samsung Chinese phone, you may void your warranty and lose official support from Samsung. This means that if something goes wrong with your device or if you need any assistance from Samsung's customer service, they may refuse to help you or charge you extra fees. Therefore, you should only use Crom Unlock APK if you are confident in what you are doing and if you are willing to take the risks.
You may brick your device or cause bootloops
By unlocking bootloader and OEM, you also increase the chances of bricking your device or causing bootloops. Bricking means that your device becomes unusable and cannot be turned on or fixed. Bootloops mean that your device keeps restarting or gets stuck on the boot screen. These issues can happen if you install incompatible or corrupted ROMs or kernels, flash wrong files, or make mistakes during the unlocking process. Therefore, you should always backup your data, follow the instructions carefully, and use compatible and trusted files.
You may expose your device to security threats and malware
Another risk of using Crom Unlock APK is that you may expose your device to security threats and malware. By unlocking bootloader and OEM, you also disable some security features that protect your device from unauthorized access or modifications. This means that your device may be more vulnerable to hackers, viruses, spyware, or ransomware. Therefore, you should always use a reliable antivirus app, avoid downloading files from unknown sources, and update your system regularly.
You may lose some features or functionality of your device
Finally, using Crom Unlock APK may also result in losing some features or functionality of your device. For example, you may lose some Samsung-specific features such as Samsung Pay, Knox, Secure Folder, or Bixby. Or you may lose some network-related features such as VoLTE, Wi-Fi Calling, or Carrier Aggregation. Or you may face some compatibility issues with some apps or games that detect root access or custom ROMs. Therefore, you should weigh the pros and cons of using Crom Unlock APK and decide if it is worth it for you.
Conclusion
Crom Unlock APK is a tool that allows you to unlock bootloader and OEM for Samsung Chinese phones. By doing so, you can install custom ROMs or kernels, root your device, or use root apps. However, you should also be aware of the risks of doing so, such as voiding your warranty, bricking your device, exposing it to security threats, or losing some features or functionality. Therefore, you should only use Crom Unlock APK if you know what you are doing and are willing to take the risks.
We hope that this article has helped you understand what is Crom Unlock APK, how to download and install it, how to use it to unlock bootloader and OEM, and what are the benefits and risks of doing so. If you have any questions or feedback, please feel free to leave a comment below.
FAQs
Here are some frequently asked questions about Crom Unlock APK:
Q: Is Crom Unlock APK safe to use?
A: Crom Unlock APK is an official application from Samsung that is designed to unlock bootloader and OEM for Samsung Chinese phones. However, it is not available on the Google Play Store or the Samsung Galaxy Store, so you need to download it from third-party sources. Therefore, you should always download it from a trusted source and scan it for viruses before installing it.
Q: Which devices are compatible with Crom Unlock APK?
A: Crom Unlock APK is compatible with most Samsung devices that are made for the Chinese market. However, it may not work on some devices that have different models or firmware versions. Therefore, you should always check the compatibility of your device before using Crom Unlock APK.
Q: Can I relock my bootloader and OEM after using Crom Unlock APK?
A: Yes, you can relock your bootloader and OEM after using Crom Unlock APK. To do so, you need to flash the stock ROM or firmware for your device using a tool such as Odin. However, this will also erase all your data and restore your device to its original state. Therefore, you should backup your data before relocking your bootloader and OEM.
Q: Can I update my system after using Crom Unlock APK?
A: It depends on what kind of update you want to install. If you want to install official updates from Samsung via OTA (Over The Air), then no, you cannot update your system after using Crom Unlock APK. This is because OTA updates will detect that your bootloader and OEM are unlocked and fail to install. However, if you want to install custom updates from developers via flashing tools such as TWRP or Odin, then yes, you can update your system after using Crom Unlock APK. However, make sure that the updates are compatible with your device and do not overwrite the unlocked bootloader and OEM.
Q: What are some alternatives to Crom Unlock APK?
A: If Crom Unlock APK does not work for your device or if you want to try other methods to unlock bootloader and OEM for Samsung Chinese phones , you can try some alternatives to Crom Unlock APK. Here are some of them:
ADB and Fastboot commands
ADB (Android Debug Bridge) and Fastboot are command-line tools that allow you to communicate with your device and perform various actions, such as installing, uninstalling, or debugging apps, rebooting into different modes, or flashing files. You can use ADB and Fastboot commands to unlock bootloader and OEM for your Samsung Chinese phone by following these steps:
Download and install the latest ADB and Fastboot drivers on your computer from [here].
Connect your device to your computer via a USB cable and enable USB debugging on your device.
Open a command prompt or terminal window on your computer and navigate to the folder where you installed ADB and Fastboot.
Type the following command to check if your device is recognized: adb devices. You should see a list of devices with their serial numbers. If not, try reinstalling the drivers or changing the USB port or cable.
Type the following command to reboot your device into bootloader mode: adb reboot bootloader.
Type the following command to check if your device is in bootloader mode: fastboot devices. You should see a list of devices with their serial numbers. If not, try reconnecting your device or using a different USB port or cable.
Type the following command to unlock your bootloader: fastboot oem unlock. You will see a confirmation message on your device's screen. Use the volume keys to select "Yes" and press the power button to confirm.
Type the following command to unlock your OEM: fastboot oem unlock-go. You will see another confirmation message on your device's screen. Use the volume keys to select "Yes" and press the power button to confirm.
Type the following command to reboot your device: fastboot reboot.
Congratulations! You have successfully used ADB and Fastboot commands to unlock bootloader and OEM for your Samsung Chinese phone.
Z3X Samsung Tool Pro
Z3X Samsung Tool Pro is a professional software that allows you to unlock, flash, repair, or backup Samsung devices. It supports most Samsung models, including those made for the Chinese market. You can use Z3X Samsung Tool Pro to unlock bootloader and OEM for your Samsung Chinese phone by following these steps:
Download and install Z3X Samsung Tool Pro on your computer from [here]. You will need a Z3X box or dongle to use this software.
Connect your device to your computer via a USB cable and enable USB debugging on your device.
Launch Z3X Samsung Tool Pro and select your device model from the drop-down menu.
Click on the "Unlock" tab and then click on the "Unlock" button.
Wait for the software to detect your device and read its information.
Follow the instructions on the screen to unlock your bootloader and OEM. You may need to enter some codes or press some buttons on your device.
Wait for the software to complete the unlocking process and reboot your device.
Congratulations! You have successfully used Z3X Samsung Tool Pro to unlock bootloader and OEM for your Samsung Chinese phone.
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