For some days now you have been wondering how to unlock bootloader on google pixel 3a because you are going to do some modding operations (eg root). We from ChimeraRevo we have created an ad hoc guide to explain how to proceed.
Premise
Before getting to the heart of the tutorial, it is necessary to make some very important premises. First of all, unlocking the bootloader will erase all data on the Pixel 3a. This means that you will lose photos, videos, documents, applications and other files saved on the device. In this case, therefore, we strongly recommend that you make a full backup by following the guides below.
In addition to this, unlocking the bootloader will automatically invalidate the warranty offered by the Mountain View giant. Finally, once the unlock operation is done, the smartphone will have problems with SafetyNet. However, just use the app Magisk Manager to perform a fix.
Necessary requirements
To unlock the bootloader on the Google Pixel 3a it is necessary to comply with the necessary requirements. First of all make sure your Android device is fully charged so that you can go through the whole process without sudden shutdowns due to low battery. To be able to perform the entire unlocking operation of the bootloader you will need to use a PC Windows. Finally, have the USB cable del Pixel 3a supplied.
How to unlock the bootloader on Google Pixel 3a
Once you have performed all the previous steps you can finally proceed with it unlocking the bootloader of your Pixel 3a o Pixel 3a XL. The first thing to do is toenable Developer Options. To do this, open the Settings of the device by pressing ongear and then tap on Info on the phone found at the bottom of the screen.
Once this is done, make 7 consecutive taps with your finger on the voice Build number until the message "You have become a developer". In some cases, you may be required to enter the password or PIN used for unlocking.
Once this step is done correctly, it is necessary enable OEM unlocking. To do this, go to Developer options inside the Settings (System > Advanced) and then press onswitch present next to the option OEM unlocking to enable it correctly.
To proceed with unlocking the bootloader, you need to put the device in Fastboot mode. First of all, turn off the terminal as you usually do and then press the on / off button and the button to lower the volume at the same time, once the Google Pixel 3auntil the menu appears Fastboot mode.
Pass on the PC Windows and install ADB and Fastboot. To do this, open your default browser and connect to this link. A zip archive with the name of will be automatically downloaded platform-tools. Alternatively, you can take advantage of ADB, Fastboot and Drivers e Minimal ADB and Fastboot, two tools downloadable from the XDA Developers. Alternatively, you can take advantage of the SDK tool proposed by Android Studio.
Once the archive has been downloaded to your computer, extract the folder inside your preferred directory and then open a terminal window starting from it. Just open the folder platform-tools, right-click on a empty spot of the window by pressing and holding the button at the same time Shift and choose Open PowerShell window here from the displayed context menu.
Once this step is done correctly, connect the Google Pixel 3a in Fastboot mode to the PC using the USB cable and wait for it to be recognized correctly. If you have any problems with recognition, we strongly suggest you take a look at the guide listed below.
To unlock the bootloader on the Google Pixel 3a, at this point, it is necessary to proceed with the deletion of all the data returning it to the initial conditions. To do this, via the terminal, execute the command fastboot flashing unlock. A safety message if you want to proceed or not. Confirm the operation by pressing on Yes. At this point the process will start unlocking the bootloader which could take several minutes.
At the end of the operation, the Google Pixel 3a it should reboot. In case the reboot does not happen automatically at the end of this step, you will have to use the volume buttons to navigate within the menu Fastboot, position yourself on the item Home and press the Power button to confirm.
After a successful restart, you will need to proceed with the initial configuration. At each subsequent start of the smartphone, an inscription relating to it will be shown at the top the bootloader unlocked and that the integrity of the software is not guaranteed. Obviously, this message will not cause any problems.
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