A modern Android smartphone is a complex device both technically and programmatically. And as you know, the more complex the system, the more often it malfunctions. If most of the hardware problems require contacting service center, then the software can be fixed by performing a factory reset. How it is done on Samsung phones, we will talk to you today.

This seemingly difficult task can be solved in several ways. Let's consider each of them in order of complexity of both execution and problem.

Warning: factory reset will erase all user data on your device! We strongly recommend that you make a backup before starting the manipulations!

Method 1: System Tools

Samsung has provided users with the option to reset (in English hard reset) the device through the settings of the device.

Method 2: Factory Recovery

This hard reset option is applicable when the device cannot boot the system - for example, during a cyclic reboot (bootloop).

Method 3: Service code in the dialer

This method of cleaning is possible thanks to the use of a service Samsung code... It works only on some devices, and it also affects the contents of memory cards, so we recommend removing the USB flash drive from the phone before use.

Factory reset on Galaxy smartphones can be useful in case you encounter a serious problem. systemic problem or just want to restore your smartphone to factory settings. However, a factory reset will completely erase all personal data and system settings. Below are 3 ways to reset the settings using the example of Galaxy S3. But everything is exactly the same done on Samsung. Galaxy Note 4, S5 and any other smartphones and tablets that run on Android.

Method 1. Reset in the Settings Menu.

Step 1. Tap "Menu" on the home screen.

Step 2. Click on "Settings".

Step 3. Select "Back up and reset" ("Back up and reset").

Step 4. Click Reset Data.

Step 5. Click on "Reset Device". If you have activated the screen lock feature on your device, you will need to enter a password or PIN before proceeding.

Step 6. Select Remove All. Your phone will erase all settings and erase all your data, then reboot.

Method 2. Demand with the help of recovery

Step 1. Turn off your Galaxy smartphone.

Step 2. Press and hold the "Power" button, the "Home" button, and the "Volume Up" button.

Step 3. Wait for the phone to vibrate, then release only the "Power" button.

Step 4. Wait for it to appear android screen System Recovery, then release the Home and Volume Up buttons.

Step 5. Press the “Volume Down” button and select the “Wipe data / factory reset” option.

Step 6.

Press the "Power" key to select an option.

Step 7. Press the "Volume Down" button to highlight the "Delete all user data" option.

Step 8. Press the "Power" button again to select an option. Your phone will go through the process of resetting all settings and then when finished you need to select "Reboot system now".

Step 9. Press the "Power" key to reboot the system and complete the master reset.

Now you know all the ways how to do full reset your smartphone settings Samsung Galaxy... It is worth noting that this should be done only in extreme cases, and do not forget that all gadget data will be deleted after that!

Hard reset- Android OS function that allows you to reset all settings to factory settings and delete user data. You may need to reset your Samsung phone if the device starts working too slowly due to accumulated debris.

There are several ways for users to perform the procedure. When the phone does not boot - Hard Reset is performed through the Recovery menu, if the firmware is working normally - regular means Android.

Factory reset of Samsung Galaxy or other models is used in the following cases:

• The device turns on, but freezes on the Samsung label. The situation occurs after incorrect firmware or installation of incompatible software. In some cases, a malfunction indicates a hardware breakdown, then repairs should be carried out at a service center.
• Forgotten password, PIN or graphic key... If the security code has been lost, and the data from Google account the owner does not remember, the only way to regain access to the smartphone is Hard Reset. A similar situation arises when the Internet (3G, 4G, Wi-Fi) is disabled on the device, which is necessary for synchronization with Google servers.
• Infection of a gadget with malware. Some viruses damage system files and make it impossible to boot the Andoid OS. Others block the screen with a banner demanding to pay for the unlock. Everything Samsung models Galaxy of recent years have built-in Knox protection, but if the gadget does not turn on, complete cleaning- only decision.
• The built-in memory of the device fills with unnecessary "garbage" - data over time remote programs, cached images and music, saved messenger files and social networks... Execute effective cleaning most difficult, but Hard Reset does an excellent job.

BackUp is required

After Hard Reset completes, Samsung will delete user files, apps, and account information. If you reset the parameters through Recovery - nothing will be saved, if using the "Settings" tab - before starting the procedure, perform synchronization and backup.

Important! On the different versions The Android option can have different names. For example "Synchronization and backup".

1. Go to device options, then open the Cloud tab and Accounts».
2. Click on "Samsung Cloud". The control menu will open cloud storage... Here you can see the date and time of the last synchronization and the available volume in the cloud.
3. Tap on "Backup Options".
4. If the switch is activated next to the item "Automatic archiving", it means that your information is regularly uploaded to.
5. Click Back Up Now if Scheduled Copy is disabled.
6. It usually takes a few minutes to boot to a virtual disk.
7. After the factory reset, open Cloud & Accounts again. Go to Samsung Cloud and tap "Restore". After logging into your personal account, information, contacts and media files will be downloaded to your phone again.

Backup via Titanium Backup

Important! The method works only if you have ROOT rights.

Titanium Backup app allows you to create backups of applications that cannot be downloaded to cloud storage.

1. After downloading the utility, grant it read and write permissions using Root rights. The procedure is performed at the first start.
2. Click the Batch Actions tab. Tap on the option "Copy all user software". The current quantity is displayed to the right of the option. installed games and programs.
3. Check the boxes only for the programs you want to keep. Please note that the backup file can take up a very large space - up to several GB.
4. Tap the green checkmark in the upper right corner of the screen to start. Backups will be ready in 10-15 minutes. The time can vary up or down, depending on the performance of the device and the number of applications.
5. All files with copies of programs are saved in the Titanium Backup folder on the memory card. Before performing Hard Reset to Samsung, move the backup to PC or removable memory card.

Backing up with EaseUS

Important! To use the application, you need a computer with Internet access.

The popular backup app works with latest version Android 8.0 Oreo and allows you to save backups to your computer or external memory card.

1. Download the utility from the official website and install it on your PC, as well as on the phone itself.
2. Connect your gadget to your computer using USB cable... Open the program and click "Device Fast Scan (USB Hub)".
3. As soon as the device is detected by the system, a list of programs and files will open. Check the boxes for the information you want to save after Hard Reset.
4. Click on "Backup start" and select the destination folder. It is advisable to first save everything to the computer, since sometimes the utility does not correctly copy application data to the SD card.
5. The process usually takes no more than 10-15 minutes. The copying time depends on the number and volume of your programs and games.
6. After returning to the factory settings, load the backup back to the device by clicking on the "BackUp Load to Device" button.

Resetting data through the menu

This way of doing a reset is suitable for workable phone firmware. If your smartphone has turned into a "brick" after incorrect installation modified OS version or upgrade failure, go to the next method.

1. Open the gadget settings. Click on the " General settings"And tap" Wipe ".
2. If you only want to reset Wi-Fi, Bluetooth and other networks to their default values, go to the "Restore network settings" menu. For Hard Reset, click on "Reset Data".
3. The reset options menu will open. Before starting the procedure, check which accounts and accounts data will be permanently deleted.
4. Confirm your choice by clicking on the "Reset" button. Enter your username and password from your Samsung account to start.

Factory Reset will take a few minutes, during this time the smartphone will reboot.

Service menu Recovery

Resetting the settings on a Samsung phone should be done through the factory Recovery menu if access to the OS has been lost or if the Android firmware is faulty.

1. Activate the launch in Recovery mode using the "Volume up" buttons and the power switch.
2. When the Android icon appears on the screen, release the volume up. Wait for android system recovery to load, the procedure usually takes up to 10 seconds.
3. Select "Wipe Data / Factory Reset" using the volume and lock buttons. A screen will open with information about protecting your device from accidental resets. Select "Yes, reset all data".
4. After completing the process, click "Reboot system now".

Conclusion

A full factory reset and deletion of all data helps to eliminate firmware problems and improve the performance of your old gadget. The operation can be performed via the smartphone settings menu or from Recovery... If you need to restore application data and user files, make a backup before doing a reset.

Video

You can reinstall the system on Android by following certain simple steps... In addition, a huge advantage of the Android OS is its open source code, thanks to which you can easily not only reinstall software on the identical, but also try different amateur assemblies with special innovations and additions.

System reinstallation process

Before reinstalling Android on your device, copy all important data from main memory to your flash device or PC. Any phone or tablet also has a special function - data backup. With its help, you can put your custom settings on external media or in the cloud to virtually completely restore personal information on the device. It is recommended to do it every time you change the firmware, update the device or install new drivers. Reinstalling the operating room Android systems can be carried out using several methods (relevant both on the phone and on the tablet):

• Reinstallation via a computer using a USB cable;
• directly on your Android phone.

Both options are suitable for both official builds and custom firmware versions. Select the reinstall package you need and follow the algorithm described below.

Many Android devices also have a "Hard Reset" feature that resets the device to factory settings without affecting the OS kernel. Often, with the help of such manipulation, you can get rid of viruses, software errors and freezes on your smartphone or tablet.

Installation via computer

Many firmware versions can be installed using Fastboot. After installing the utility, download the firmware you need, connect the device with a USB cable to the computer and follow the following steps:

1. 1. Unpack the archive into the "Program-tools" folder, where the "adb" and "fastboot" files are located (for example, the folder is called "adb").
   2. It is necessary. To do this, you need to enable USB debugging on the device, and on the computer, run command line(Win + r). In the window that appears, enter the command "cmd". We prescribe the following (after each request we put "Enter"):
      
   3. Now the Android device will be rebooted in the appropriate mode.
      
   4. Before flashing, each section must be formatted. Use the "fastboot erase" command, then enter the name of the desired partition.
   5. Also, you need to flash the corresponding folders using the request "fastboot flash-> section name-> firmware file name"
      
   6. Often the entire firmware can be installed using the "flash all" command.
      
   7. At the end you will receive a message that the installation is complete.
      
   8. Reboot your device and enjoy the new firmware.

There are special installers for some phones and tablets. For example, Samsung has a utility called Odin. It doesn't matter what device you have (either Samsung Galaxy or Samsung Nexus), this installer is adapted to work with everything model range companies.

Reinstalling Android OS on a phone and a tablet via a computer is practically the same, the main thing is to follow the points listed above.

Reinstalling Android via "Recovery Menu"

Users often do not have the ability to connect the device to a PC or do not want to understand all the intricacies of USB firmware for a long time. How to reinstall Android on a tablet or phone without resorting to help third-party programs? It is feasible with a built-in phone.

Make sure your Android device there is enough battery power to carry out a flashing. It is recommended to use a constant connection of the device to the power supply to avoid possible mistakes and crashes resulting from incomplete installation of the assembly.

Bluetooth