Full Knowledge about Android Reboot to Bootloader

An encrypted bootloader is usually the source of contention among those who like a manufacturer's hardware and wish to mess with it. LG, Samsung, Motorola, HTC, and other manufacturers frequently ship devices with encrypted and locked bootloaders. It's often done because the carrier who had the handset manufactured for them wishes it locked up. This provides an additional degree of security for end customers but also makes it difficult to update the handset's firmware.

Let's have a look at what Android bootloader mode and what you can do with it.

Part 1. About Android Bootloader

1. What Does Restart Bootloader Mean

The bootloader is a set of instructions or utility software that assists the operating system in configuring what to load and the order in which it loads it. When the bootloader is correctly rebooted, it unlocks the appropriate parameters and allows the user to customize the stock operating system.

A bootloader is a tool that you use when your device does not start properly, and you require a software tool to assist you in resolving the underlying issues and making the device work properly. The bootloader can also be used to reset a device that cannot be reset in any other way.

The bootloader provides you with the following utilities. If you want to accomplish any of the following, you can use the bootloader:

  • Restart a device that any other technique cannot restart.
  • Manually flash the ROM of your device.
  • Wiping the cache partition.
  • View the important device information details.

2. How to Access Android's Bootloader?

Getting into the bootloader isn't something you'll need to do very often, but it's always important to know how to do it just in case. Below we will go through how to access Bootloader Directly from the Device.

To enter the bootloader without using a computer, first power down the device fully. The steps below should work on 90% of the target devices; however, you may need to look for additional instructions for your individual handset if you are having problems.

android bootloader

Let’s get started with accessing Android bootloaders for different Android devices.

Nexus and Developer Devices

Hold down the volume and power buttons at the same time. Release them when the Google splash screen shows.

Samsung Devices

Samsung smartphones do not have a typical bootloader, but rather what the firm refers to as "Download mode." To access it, hold down the volume, power, and home buttons until the Samsung logo appears, then release. However, be aware that it is essentially worthless without a computer. To leave download mode, press and hold the home, power, and volume keys simultaneously.

LG Devices

Hold down the volume and power buttons until the LG logo displays, then let go. If this doesn't work, try releasing the power and volume down buttons for a second when the LG logo displays, then repressing them till the bootloader appears.

HTC Devices

Press and hold down the volume, then power up the device while holding down the volume key. The bootloader is called "fastboot mode" on HTC devices.

Motorola Devices

Press the volume and power buttons and hold them down for a few seconds until the logo appears and the device enters the bootloader mode.

The bootloader can take a few seconds with all of these commands to show up after the keys are released. You can carry on whatever you want to do when the device enters the bootloader mode.

3. The Options in Bootloader Screen

The next thing you must be aware of is what you can do on your bootloader screen. The following are some major options on the bootloader screen, and you can use a bootloader to perform these operations:


This option allows you to exit the bootloader. You can also use a USB drive to flash a device manually.


You can return to the main bootloader screen by using this option.

REBOOT/Normal Powerup

This function restarts your Android device.


This option restarts the device, but it does so on the Fastboot interface.


With the power down option, you can turn off your Android device.


Looking to Wipe cache partition, then this mode is best for you to do so.


If your device's operating system is corrupted and inaccessible, you can use this option to reset it.


This option makes the key device information visible. If the operating system is unavailable, this information is IMEI and Serial number.


Boots the phone directly to Download mode.

Part 2. A Bonus Tip: One-Click to Enter Android Fastboot Mode/Download Mode on Any Android Phone --Free

If you are unknown with the Android operating system, you may find it challenging to enter fastboot or download mode on an Android device. Why not try using a tool to assist you in reaching fastboot mode quickly? Here, we recommend a popular tool for you, UltFone Android System Repair for Android, which can help you enter fastboot or download mode with a single click. Here's how it's done.

Fix Android to Normal without Data Loss
  • Enter and Exit Android Fastboot Mode for free in one click.
  • The best free Android recovery mode and download mode tool.
  • Fix 150+ Android system issues on Samsung devices.
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How to Enter Fastboot Mode by One Click

Fastboot is a tool/protocol for reflashing partitions on Android phones. This little tool is included with the Android SDK (Software Developer Kit) and serves as an alternative to the recovery mode. To boot Android into Fastboot mode, follow the steps below.

  1. Step 1. Install and open the “UltFone Android Repair System” on your PC and attach your device using a USB cable. Then click on “One-Click to Enter Fastboot Mode" on the main screen.

    one click to enter fastboot mode on Android
  2. Step 2. Next, turn on the "USB Debugging" on your Android device.

    enable usb debugging
  3. Step 3. Finally, once the USB debugging is enabled, your device will start entering fastboot mode. This process takes a few seconds without needing to pressing any key or buttons on your phone.

    enter fastboot mode successfully
Note: It is worth mentioning that Samsung reboot to bootloader lacks Fastboot mode.

How to Enter Download Mode on Android

Download Mode, often known as Odin Mode, is a popular method for flashing ROMs or executing system updates. Follow the instructions below to enter download mode on your Android device effortlessly.

  1. Step 1. Install and launch "UltFone Android Repair System," connect your computer to the device, and then tap on the "Enter Download Mode" option on the main interface.
  2. Step 2. Choose your device model and follow the onscreen instructions to enter download mode.

    enter download mode samsung
  3. Step 3. In a few seconds, your device will get into download mode successfully.

If your phone is stuck in fastboot mode or download mode, just choose the proper feature on the program to get Android out of any stuck by one click.

Final Words

We hope this information about the Android restart bootloader helped you as intended, and you get your properly working device back! If looking for a "1-Click" fix, we suggest using the UltFone Android System Repair tool as there are no complicated actions to do in order to reboot your device and resolve its booting options. All of the techniques listed above will assist you in booting your device through USB and resolving any device difficulties. All you have to do is follow these procedures to your smartphone to reap the benefits.

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