How To Unlock The Bootloader on Vivo S1 and S1 Pro: Rooting Process (Detailed Guide)

Well, if you are here to get knowledge and the full fledge process in order to unlock the bootloader on both of the variants Vivo S1 and Vivo S1 Pro, then this is ultimate guide could lighten up the way for you.

In this article, you will simply learn how to unlock the bootloader. unlocking the bootloader opens up ways to explore many things outside the box. Therefore, you should also get the opportunity to root your Vivo S1 and Vivo S1 Pro as well from here.

unlock bootloader image

The game just begins from here, when you unlock the bootloader. After that, you will be able to root your device and so on installing the custom ROMs.

It provides endless opportunities to meet your needs. Before proceeding you must take a look at the Pros and Cons of unlocking bootloaders.

About Bootloader

A bootloader is a software or a set of instructions that are developed by the manufacturer. The purpose of the bootloader is to run whenever the phone boots up.

It is associated with the smartphone Kernel and is locked which means the smartphone is protected and running on the official stock ROM.

Pros Of Unlocking The Bootloader

  • It allows you to root your device.
  • You can also flash the custom ROMs on your smartphone.
  • Moreover, you can add extra tweaks to your smartphone.
  • Can customize your smartphone accordingly.
  • Your smartphone will be under the complete authority of yours.

Cons of Unlocking The Bootloader

  • The warranty of your smartphone would be void.
  • Furthermore, you will be responsible for any damage that happens.
  • If any wrong steps are taken mistakenly, your smartphone might get brick.
  • The official credibility of your particular smartphone will be lost.
  • You will no longer be able to update your smartphone to the latest official Android version.

How To Unlock The Bootloader on Vivo S1 and Vivo S1 Pro

Before, you step into the process of unlocking the bootloader on your Vivo S1 and Vivo S1 Pro, you must follow the pre-requisites first:

Pre-requisites:

  • Make a complete back-up of your important data.
  • Further, enable USB debugging on your smartphone. In order to do that, enable the developer options. Go to “Settings-> About phone-> Now, tap on the build number several times until you see the pop-up “Developer option has been enabled”.
  • Now, go to the settings->system-> developer option and enable the “USB Debugging” option.
  • For unlocking the bootloader, you must also enable “OEM Unlocking” in developer options windows.
  • ADB and Fastboot tools. For executing ADB and fastboot commands, you should download it.

Follow The Steps Below to Unlock The Bootloader of Vivo S1 and S1 Pro

Consider these steps as the most important ones, so be careful in following:

Step 1: At the beginning, you must connect your smartphone to a computer via original cable.

Step 2: Now, head over to the folder where you have installed the Android SDK and Platform tools.

Step 3: Once, you are in the folder, right click anywhere while holding the shift key and then select the option “Open Powershell Window here” or “Open command Windows here”.

Step 4: In command Windows, type in with the following command in order to boot into bootloader or fastboot mode:

adb reboot bootloader

Step 5: After when your smartphone enters into bootloader fastboot mode, now type the following code and then press enter to execute. The below command will also remove all the data available on your smartphone:

fastboot bbk unlock_vivo

step 6: You will also be asked to provide a permission in order to unlock the bootloader on your smartphone. Tap with “yes” to confirm.

Step 7: Now, type the following command in order to reboot your smartphone after unlocking the bootloader:

fastboot reboot

Finally, that’s done with unlocking the bootloader on Vivo S1 and Vivo S1 Pro. Now, you can also root your device and install the custom ROMs. In order to root your device, go ahead over to the rooting guide below.

Guide on How To Root Vivo S1 and S1 Pro Following Simple Steps

There are some pre-requisites before proceeding to root your Vivo S1 and S1 Pro. So let’s begin with it.

Pre-requisites:

  • Make a complete back-up of your important data.
  • Download TWRP Recovery Image From TWRP Official Website. You are supposed to download the TWRP recovery image related to your smartphone model.
  • Download the SuperSu package for rooting. SuperSU
  • Download and install the ADB & Fastboot tool. ADB & Fastboot

Simple Steps To Install TWRP Recovery on Vivo S1 and S1 Pro

Step 1: Go to the “settings” on your smartphone and then go to “About phone” and locate the “Build Num” option. Tap on it several times until the developer option gets enabled.

Step 2: After that, go to the “Developer option” in settings and enable the “OEM Unlocking” option.

Step 3: Now, grab your smartphone and connect it to your computer via original cable.

Step 4: After downloading the TWRP recovery image from the above pre-requisite section, copy and paste it to ADB folder C:\adb.

Step 5: in the ADB folder, hold the shift key and then right-click anywhere in the whitespace and select the “open command windows here” or “Open PowerShell windows here” from the list of options.

Step 6: In command windows, type the following command and then press enter to execute it.

adb devices

Step 7: After entering the above command, now type the following command to enter into bootloader mode.

adb reboot bootloader

Step 8: Now, enter the following command in order to flash the TWRP recovery on your Vivo S1 and S1 Pro.

fastboot flash recovery recovery.img

Step 9: When the TWRP recovery gets installed on your smartphone, enter the following command to reboot your smartphone.

fastboot reboot

Finally, you have successfully installed TWRP recovery on your smartphone.

How To Root Vivo S1 and S1 Pro

Step 1: First of all, connect your smartphone to a computer using original cable.

Step 2: Now, transfer the SuperSU zip file to the internal storage of your smartphone.

Step 3: Boot your Vivo S1 and S1 Pro to TWP Recovery mode. To do that, press and hold the Volume Up and Power buttons simultaneously until you enter into recovery mode.

Step 4: In the TWRP recovery main menu, tap on the “Install” option and then locate and select the SuperSu zip file on your smartphone that you have transferred before.

Step 5: Swipe the slider located at the bottom in order to flash the SuperSU.

Step 6: Once, the process completes, your device will be successfully rooted. Now, reboot your smartphone. When it boots up again, you will see the SuperSu app.

You can also unroot your device using the SuperSU app any time.

vivo-s1
Vivo S1

Vivo S1 officially made its entry in the market in 2019, July.

Regarding the display, the phone features 6.38 inches screen supporting the resolution of 1080 x 2340 pixels.

The phone runs on Android 9 including Funtouch 9 powered by an Octa-Core processor.

Regarding the storage, the phone offers 64 GB with 6 GB RAM to 256 GB with 6 GB RAM. Also, support micro-SD card for additional storage.

The camera of the phone includes a triple 16M + 8MP + 2MP primary camera with LED flash including features and a 32MP secondary camera for selfies.

It is powered by Li-Po 4500 mAh battery.

vivo s1 pro
Vivo S1 Pro

Vivo S1 Pro was officially released in 2019, November.

Regarding the display, the phone features 6.38 inches screen supporting the resolution of 1080 x 2340 pixels.

The phone runs on Android 9 including Funtouch 9.2 powered by an Octa-Core processor.

Regarding the storage, the phone offers 128 GB with 8 GB RAM. Also, support micro-SD card for additional storage.

The camera of the phone includes triple 48M + 8MP + 2MP + 2MP primary camera with LED flash including features and 32MP secondary camera for selfies.

It is powered by Li-Po 4500 mAh battery.

If you want to flash the original firmware Stock ROM on your Vivo S1 and S1 Pro after installing the custom ROM, then you can simply flash the Stock ROM.

Or in case, if any damage happens like your smartphone got brick, you might also get yourself out of this situation by flashing the Vivo S1 Stock ROM or Vivo S1 Pro Stock ROM.

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