How to Relock Bootloader on Asus ROG Phone 2 TechWeu

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In this tutorial, we will be describing the actions to relock the bootloader on Asus ROG Mobile phone 2. The open-supply mother nature of Android provides you a plethora of customization tweaks.

Not only the common tailor made launchers and font styles, but you could altogether put in a new OS based on Android (personalized ROMs). Similarly, by obtaining administrative privileges via root, you could even tweak with the device’s method partition. And for all these, the major prerequisite is an unlocked bootloader. There are tons of personalized advancement now going for this Asus system.


Due to the fact your machine has an unlocked bootloader, well you may have even attempted some of them on to your products. But if you have named it a day and want to revert to inventory with a locked bootloader, then we are here to support you out. In this tutorial, we will checklist out all the necessary instructions to relock the bootloader on Asus ROG Telephone 2. So with out further more ado, let’s check out the methods.

How to Relock Bootloader on Asus ROG Phone 2: Guide - TechWeu

Relock Bootloader: Why is it Desired?

An unlocked bootloader provides you a lot of goodies, but it also will come with a several caveats as very well. And it is simply because of these limits that at some phase, men and women made a decision to relock their device’s bootloader.

For example, an unlocked bootloader leaves your unit open up for protection breaches and you even reduce the Widevine L1 guidance (which limitations the Netflix contents to non-Hd top quality). Also, if there is no decent personalized ROM for your product, or you basically would like to go back again to the Stock ROM, then you will have to relock the bootloader.

We would also like to examine an crucial level in this article. You can’t relock the bootloader if there’s even a slightest of modifications to your device’s procedure partition. Also, if you are jogging a custom made ROM, have replaced inventory recovery with TWRP, then you will have to forego each and every of these points in advance of relocking the bootloader on your Asus ROG Mobile phone 2.

Consequently, we will 1st checklist out the instructions to install the inventory firmware just after which the relocking course of action will be outlined. Also, we wouldn’t be working with the fastboot or recovery stock firmware. While you could effortlessly flash them and revert to inventory, even there may possibly be a chance of one particular or two modifications getting left. So to be perfectly risk-free, we will be applying the Uncooked firmware file.

Relock Bootloader on Asus ROG Cellphone 2

Initial of all, enable us get ourselves acquainted with the prerequisites portion. Make sure your unit qualifies all of these necessities just before proceeding ahead.


  • Take a backup of your entire Android device. This is because flashing the stock firmware will wipe all the data from your device.
  • Also keep your device sufficiently charged, around 60% or more, so that it doesn’t shut down mid-way during the process.


You could now download the inventory Raw firmware file for your unit from down below. We have presented the Uncooked documents for each the variants: WW ROM for World-wide/Strix edition and the CN ROM for the Tencent version. Make absolutely sure to download the ROM as per your device’s variant only.

Download Asus ROG Phone 2 Stock Firmware

The ROM file previously is made up of the expected fastboot binaries, so we do not have to have to download the Android SDK and Platform-Equipment or even the Negligible ADB instruments.

On that notice, now that you have the essential firmware files and followed the stipulations, listed here are the recommendations to relock the bootloader on your Asus ROG Mobile phone 2.

Instructions to Relock Bootloader on Asus ROG Phone 2

First off, we will be setting up the inventory firmware. This procedure will then be followed by the relocking approach.

Step 1:Flash Stock Firmware

  1. To begin with, extracting the contents of the ROM file to a convenient location on your PC.
  2. Next, power off your device. Once that is done, press and hold the Power and Volume Up keys to boot your device to Fastboot Mode.
  3. Now connect your device to PC via the USB cable while it is in fastboot mode.
  4. Head over to the folder where you have extracted the stock firmware and double-click on the flashall_AFT.cmd file.
  5. The flashing process will now start and once that is done, your device will boot to the stock OS. Now that it is done, we could proceed with the relocking of bootloader on your Asus ROG Phone 2

STEP 2: Relock the Bootloader

  1. Boot your device to fastboot mode by pressing the Power and Volume Up keys together for a few seconds.
  2. Now connect your device to PC via USB. We will now require the fastboot binaries for executing the fastboot command. Since the stock firmware already has the required ADB and fastboot files, head over the extracted firmware folder.
  3. Type in cmd in the address bar and hit Enter. This will open the Command Prompt. Now enter the below command to relock your device’s bootloader:

                fastboot oem asus-csc_lk

  1. Head more than to your gadget and decide on the Commence selection using the Volume keys and then hit the Power vital to affirm your selection.
  2. At this point, you will get a message: Just can’t load the Android program. Your data might be corrupt. It’s almost nothing to fret about. Just highlight the Manufacturing unit Info Reset solution working with the Quantity keys and push the Ability essential to verify it. Finally, strike Electric power Vital after once more to pick the Certainly selection.

Your system will now boot to the Stock Android OS. Moreover, you have also now relocked the bootloader of your Asus ROG Cellular phone 2. If you nevertheless have any uncertainties remaining regarding any of the ways, drop in your queries in the feedback section beneath.

On that note, if there is any modify in prepare and you wish to unlock the bootloader once more, you could refer to our thorough guidebook on How to Unlock Bootloader on Asus ROG Mobile phone 2.

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