Resetting Android to factory settings is a radical, but sometimes the only way to return your smartphone to its former performance. Whether your device is slow due to full memory, infected with viruses, or you just want to sell it without personal data - full reset solves 90% of software problems. However, many users are afraid of this procedure, fearing that they will lose important files or even “brick” the gadget.

In this article we will look at all current methods returning to factory settings - from the standard menu to advanced methods via ADB i Recovery Mode. You'll learn how to prepare your phone for a reset, what data you can save, and what to do if your device doesn't respond to commands. And also - unique nuances for brands like Xiaomi with their MIUI or Samsung with One UI, where the process may differ from standard Android.

When is a factory reset necessary?

Before taking radical measures, make sure that the problem really requires a hard reset. Here's 5 signalsthat it's time to return the phone to its original state:

  • 🐢 Critical slowdown: even simple applications (like "Phone" or "Messages") take longer than 5 seconds to open, and animations jerk.
  • 🔄 Cyclic reboot: the device constantly reboots or gets stuck on the brand logo (the so-called "bootloop").
  • 🦠 Suspicion of virus: unknown applications appear, advertising in the status bar or consumption of traffic without your knowledge.
  • 📱 Preparation for sale/transfer: you must delete all personal data, including Google accounts, photos and passwords.
  • 🔧 After an unsuccessful update: if the firmware “broke” the functionality (for example, the camera or sensors stopped working).

However, resetting is not a panacea. If there is a problem hardware (broken screen, faulty battery, physical damage to connectors), then returning to factory settings will not help. In such cases, repairs are required at a service center.

⚠️ Attention: On some devices (for example, Samsung Galaxy with the function Factory Reset Protection), after resetting you will need to enter the details of the last linked Google account. If you don’t remember the password, the phone will become a “brick.”
📊 Why do you want to reset the settings?
The device is slow
Preparing for sale
Remove viruses
After a failure updates
Other

Method 1: Reset through the settings menu (the most secure)

If the phone turns on and responds to touches, use the built-in menu. This method saves data on a memory card (if it is installed as a removable drive) is minimally risky. The instructions are suitable for all versions of Android from 6.0 and newer, including MIUI, One UI, ColorOS and other shells.

Steps for standard Android:

  1. Open Settings → System → Reset (on some devices the path may differ: Settings → General → Reset).
  2. Select Reset settings or Deleting all data.
  3. The system will prompt you to enter PIN code, pattern key or account password.
  4. Confirm the action with the button Erase everything or Reset phone.

On devices Xiaomi the path will be different: Settings → About phone → Reset settings → Delete all dataAnd on Samsung you need to go to One UI. in Settings → Device maintenance → Reset.

Back up contacts and photos

Remember passwords for Google accounts and social networks

Make sure that the battery charge is > 50%

Remove the SIM card and memory card (if not needed)

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The process will take from 5 to 20 minutes, depending on the model. After the reboot, you will see the initial setup screen, as after the purchase.

⚠️ Attention: On some devices (for example, Huawei with EMUI), after resetting, you may need to re-activate via HiSuite. Make sure that you have access to the computer with the installed app.

Method 2: Hard Reset via Recovery Mode (if the phone does not turn on)

If the smartphone does not respond to the power button, is stuck on the logo or is locked, it will help hard reset through recovery mode (Recovery ModeThis method works even with damaged firmware, but deletes everything. data is irrevocable.

Instructions for most Android devices:

  1. Turn off the phone (if it freezes, hold the power button for 10+ seconds).
  2. Hold down the button combination to enter RecoveryIt differs for different brands:
Brand Button combination Notes
Samsung Power + Volume up + Bixby On new models without the Bixby button: Power + Volume up
Xiaomi/Redmi/Poco Power + Volume up Hold until the Mi logo appears
Google Pixel Power + Volume down In the Recovery menu, select Wipe data/factory reset
OnePlus Power + Volume Down On some models you need to hold for 15+ seconds

After entering Recovery:

  1. Use the volume buttons to navigate and the power button to select.
  2. Select Wipe data/factory reset (on some devices - Clear eMMC).
  3. Confirm the action (Yes or Confirm).
  4. After completion, select Reboot system now.
What to do if Recovery Mode does not open?

If the button combination does not work, try:

1. Connect the phone to charge for 10 minutes - sometimes a low battery blocks the entry to Recovery.

2. Use ADB (see Method 3).

3. data-i="136">You must first hold down Samsung you need to clamp first Volume up + Bixby, then connect the USB cable to the computer, and only then press Power.

If after resetting the phone still does not turn on, the problem may be in damaged bootloader or hardware failure. In this case, you will need to flash it via Odin (for Samsung) or Fastboot (for other brands).

Method 3: Reset via ADB (for advanced users)

If standard methods do not work and Recovery Mode is not available, you can use Android Debug Bridge (ADB)This method requires a computer with drivers installed and. with USB debugging enabled on the phone. Suitable for devices that turn on but are blocked or do not respond to the sensor.

Step-by-step guide:

  1. Download and install Platform Tools (includes ADB and Fastboot).
  2. Connect your phone to your computer via a USB cable.
  3. Open the command line (cmd in Windows or Terminal in macOS/Linux) and go to the folder with ADB:
cd C:\platform-tools
  1. Check the device connection:
adb devices

If the phone is recognized (its serial number appears in the list), run the reset command:

adb shell recovery --wipe_data

Some devices (for example Xiaomimay require an alternative command:

adb shell am start -a android.intent.action.MASTER_CLEAR

1. Reconnect the USB cable (it is better to use the original one).

2. Enable USB debugging in the developer settings (if the phone responds to touches).

3. Install drivers for your smartphone model (for example Samsung USB Driver for Samsung devices).-->

After executing the command, the phone will automatically reboot and begin the reset process. does not workif:

  • USB debugging was disabled before the problem.
  • The device is completely discharged.
  • The USB port or cable is damaged.

What to do after the reset: initial setup

After returning to factory settings, you will have to go through the process Initial setup (OOB - Out Of Box). Here's what to pay attention to:

  1. Selecting a language and region: Specify the correct region to avoid problems with Google Play (some applications may not be available in certain countries).
  2. Connecting to Wi-Fi: Without the Internet, you will not be able to log into your Google account. If Wi-Fi does not work, use mobile data (if a SIM card is installed).
  3. Login to Google account: Enter the details of the same account that was linked before the reset (if enabled Factory Reset Protection).
  4. Data recovery: The system will offer to restore backups from Google Drive or from a previous device. Select the desired option.
  5. Security settings: Set a new PIN code, pattern key or fingerprint.

On devices Samsung after logging into your account, confirmation through two-factor authentication (if it was enabled) may be required. On Xiaomi the system will offer to link the device to your Mi account - this is required to access branded services (for example, Mi Cloud).

💡

If you are selling a phone, DO NOT sign into your Google Account after the reset. Simply complete the initial setup to the data entry stage and hand over the device to the new owner.

How to avoid data loss: backup

Factory reset deletes everything: photos, messages, contacts, application settings and even some system files. To avoid losing important things, make a backup copy in advance. Here 4 reliable ways:

  • ☁️ Google Account: Automatically saves contacts, calendars, notes and some application settings. data-i="204">Google Account Settings → Accounts → Google → Synchronization.
  • 📱 Local copy on PC: Connect your phone via USB in mode File transfer and copy the folders DCIM (photo), Downloads (downloads) and WhatsApp (chat) to your computer.
  • 🔄 Branded services:
    • Samsung Smart Switch (for Samsung devices)
    • Mi Cloud (for Xiaomi)
    • Huawei Backup (for Huawei/Honor)
  • 🛠️ Third-party applications: Titanium Backup (requires root), Swift Backup or Helium (for backup applications and their data).

Pay special attention to:

  • Messages: Use SMS Backup & Restore to save SMS/MMS history.
  • Browser Bookmarks: Export them through the browser menu (to Chrome: Three dots → Bookmarks → Export).
  • Game progress: Link games to your Google Play account or social networks (Facebook, VK).
⚠️ Attention: Some applications (for example, banking or instant messengers with encryption) do not allow data recovery after a reset. Check with the service support in advance.

Common errors and how to avoid them

Even experienced users. sometimes they encounter problems when resetting Android. Here 5 common errors and ways to prevent them:

Error Cause Solution
The phone asks for the old password after resetting Factory Reset Protection (FRP) Enter the details of your last Google account. If you don’t remember, FRP bypass is required (instructions depend on the model).
The reset was interrupted halfway Weak battery or process interruption Charge the phone to 100% and try again. Do not press the buttons during the reset.
No network after reset Incorrect APN settings or damaged IMEI Update the operator settings manually or repair the IMEI (requires root).
Sensor does not work after reset Damaged firmware or drivers Reflash the device via Fastboot or Odin.
The device does not turn on after Hard Reset Damaged bootloader or system files Use Fastboot for flashing or contact service.

If you encounter an error not described in the table, check reset logs. on some devices they are saved in the folder /cache/recovery/log (available only through ADB or a file manager with root access).

💡

Before resetting on devices with custom firmware (for example, LineageOS), make sure that you have a working backup in TWRP Recovery. A standard reset can delete a custom Recovery!

FAQ: Answers to frequently asked questions

Is it possible to restore factory settings without losing data?

No, a full reset always deletes user data from the internal memory However, you. you can:

  • Save files to a memory card (if it is removable).
  • Make a backup copy via Google Account or third-party services.
  • Use ADB pull to selectively copy files (requires USB debugging).

If the goal is simply to clear the system of junk, try alternatives: Optimization in settings, Clearing cache or applications like CCleaner.

Will operator lock be reset to factory settings (SIM-lock)?

No, reset to factory settings does not remove operator lock (SIM-lock). This is a hardware binding that can only be removed:

  • Official unlock code from operator.
  • Through specialized services (paid).
  • On some older models - through exploits (risky).

If you bought a used phone with SIM-lock, contact the previous owner or operator to unlock it.

How to reset the settings on Android, if you forgot the pattern key?

There are 3 ways:

  1. Via Google account (if synchronization is enabled): after 5 unsuccessful entry attempts, a button will appear. Forgot your pattern key?Enter the Google account data linked to the device.
  2. Hard Reset via Recovery (see Method 2). Please note that this will delete all data.
  3. ADB (if USB debugging was enabled): connect the phone to the PC and do:
adb shell rm /data/system/gesture.key

After the reboot, the pattern will be reset (but the data will remain).

What to do if, after resetting, the phone asks for a password for the old Google account?

This Factory Reset Protection (FRP) — protection against theft. To unlock:

  1. Enter the details of the last Google account that was on the phone before the reset.
  2. If you don’t remember the password, restore it through Google recovery page.
  3. If the account is deleted or the phone bought secondhand - contact the previous owner for the data.

There are special instructions for bypassing FRP (depending on the model), but they may violate the terms of the warranty.

Is it possible to cancel the reset after it has been started?

No, after confirming the reset, the process is irreversible However:

  • If the reset is done through the settings menu, you can remove the battery (on devices with a removable battery) or force shutdown phone (by holding down the power button for 10+ seconds) This may lead to errors in the system, but the data will remain intact.
  • If the reset is started via Recovery or ADB, interrupting the process (for example, by disconnecting the cable) may damage the firmware.

Better wait for the reset to complete and restore the data from the backup.