Aside from that, leave the device alone, as the rest of the work will be done on the computer side of things. When you see this screen, make sure your phone or tablet is plugged into your computer with a USB data cable. Within moments, you should be greeted by Android's Bootloader menu, which should look something like this:īootloader mode on the Pixel XL. If that still didn't work, try repeating the USB cable method, but this time use the volume up button. From there plug a USB data cable into your PC, then simply wait a few seconds. If that doesn't work, turn the phone off, then press and hold the volume down button. When the screen goes black, press and hold the volume down and power buttons simultaneously, and keep holding them for about 10 seconds. This process will vary depending on your device.įor most phones, start by powering your device completely off. In order to run any Fastboot commands, your phone or tablet will need to be in bootloader mode. Step 3: Put Your Phone into Bootloader Mode However, if the option is present but grayed out, this usually means that your bootloader cannot be unlocked, which means you won't be able to flash images using Fastboot. If this option is not present on your device, it's likely that your device didn't ship with Android Marshmallow or higher preinstalled. Once you've done that, open the Developer options menu, then enable the switch next to "OEM unlocking," and you'll be good to go. To access this setting, start by enabling the Developer options menu on your phone or tablet. If you've already done this, you can skip ahead to Step 3.īut before you can unlock your bootloader, there's a setting that you'll need to enable if your device shipped with Android Marshmallow or higher preinstalled. In order to flash images using Fastboot, your device's bootloader will need to be unlocked. I've outlined the install process for Windows, Mac, and Linux in Method 1 at the following guide, so head over there to get started.ĭon't Miss: How to Install ADB & Fastboot on Windows, Mac, or Linux Step 2: Enable OEM Unlocking No matter if you choose the full package or just the platform tools themselves, they're the real deal. Instead, your best bet is to install either the Android SDK Tools, which contains ADB and Fastboot, or just ADB and Fastboot, from Google. There are several "one-click" and "light" versions of ADB and Fastboot made by third-parties, but I wouldn't recommend using these because they're not updated as frequently as the official utilities, so they might not be fully compatible with newer devices. Instead, it's best to use Odin to flash firmware on a Samsung device, and we've covered that process at the following link.ĭon't Miss: How to Flash Stock Firmware on Your Samsung Device Using Odin Step 1: Install ADB & Fastboot on Your Computerįirst, you'll have to install ADB and Fastboot on your computer, which are the utilities that let you flash images using Fastboot commands. However, Samsung devices use their own firmware-flashing software, so Fastboot isn't the way to go if you own a Galaxy. The process outlined below will work for most Nexus, Pixel, HTC, and Motorola devices, as well as phones and tablets from many other manufacturers. But if that sounds intimidating, don't worry-because once you've learned your way around things, you'll know so much more about the inner workings of Android, as well as how to fix most common problems.ĭon't Miss: Know Your Android Tools: What is Fastboot & How do You Use It? A Note About Samsung Devices Much like ADB, Fastboot is a very powerful Android utility that accepts commands through a terminal shell. That may sound like a bunch of technical jargon, but when it comes down to it, this is the best method for updating a rooted device, fixing a bricked phone, reverting to stock, or even getting new Android updates before everyone else. If your phone has an unlocked bootloader, you can use Fastboot commands to flash factory images.
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