How to reset Android to factory settings via a computer: all methods

Resetting a smartphone to factory settings via a computer is a necessary procedure, when the device is blocked, does not respond to the sensor, or requires complete cleaning before sale. Unlike a standard reset through the phone menu, connecting to a PC allows you to bypass many restrictions: from remote control to restoring “bricks” (non-working devices). However, the method has nuances: not all manufacturers support official tools, and incorrect actions can lead to complete loss of data without the possibility of recovery.

In this article we will examine all current methods resetting via a computer - from proprietary utilities (Samsung Smart Switch, Xiaomi Mi Flash) to universal tools like ADB i Fastboot. We will pay special attention to preparation: what drivers are needed, how to avoid errors when flashing the firmware, and what to do if the smartphone is not detected by the system. If you are looking for a way to return your phone to a “clean” state without risk, here you will find step-by-step guide taking into account the characteristics of different brands.

When a reset via a computer is needed (and when not)

Connecting to a PC for a reset is justified in three cases:

• 🔒 The device is locked (forgotten pattern, PIN code or Google account after resetting).
• 💻 The smartphone does not turn on or stuck on the logo (bootloop).
• 📦 Requires a complete flashing (for example, after an unsuccessful update OTA).

In all other situations it is easier to use the built-in Android functions: Settings → System → Reset. Resetting via PC is an extreme measure, since:

• ⚠️ Risk of turning the phone into a “brick” if there is an error in the commands Fastboot.
• ⏳ The process takes 2-3 times longer (installing drivers, downloading firmware).
• 🔌 A physical connection to a PC is required (not always convenient).

⚠️ Attention: If the smartphone is synchronized with an account Google (FRP), after resetting via PC you will need to enter the login/password of the previous owner. Without this data, the phone will remain locked!

Preparing the computer: drivers, apps and settings

Before resetting, you must configure the PC. Without the correct drivers and tools, the system will not recognize the device or will give an error when flashing the firmware.

Step 1. Install drivers for your smartphone:

• 📱 For Samsung: Samsung USB Driver.
• 📱 For Xiaomi/Redmi/POCO: Mi USB Driver.
• 📱 For Google Pixel, OnePlus, Realme: universal Google USB Driver.
• 📱 For other brands: driver ADB Interface from the package Android SDK Platform-Tools.

Step 2. Download the necessary utilities:

Step 3. Set up your smartphone:

• 🔧 Enable USB debugging in Settings → About phone → Build number (press 7 times) → For developers → USB debugging.
• 🔋 Battery charge - at least 50% (the phone should not turn off when flashing the firmware!).
• 📁 Make a backup copy of your data (resetting will delete everything, including photos and contacts).

Method 1: Reset through branded utilities (Samsung, Xiaomi, Google)

Manufacturers offer official reset tools that minimize risks. Let's look at the process using the example of three popular brands.

For Samsung: Smart Switch + Download Mode

Instructions:

1. Turn off the phone.
2. Hold Volume Down + Power + Home (or Bixby for new models) to enter Download Mode.
3. Connect your smartphone to the PC via USB.
4. Run Smart Switch, select Recovery → Data reset.
5. Follow the app prompts (the process will take 10-15 minutes).

Note: On some models (Galaxy S22, S23) Download Mode activated by the combination Volume up + Volume down + USB-C cable.

For Xiaomi/Redmi/POCO: Mi Flash Tool

Step-by-step guide:

1. Download the firmware for your model from official website (select version Fastboot).
2. Extract the archive into a folder without Cyrillic characters (for example, C:\MiFlash\rom).
3. Turn off the phone, press Volume down + Powerto enter Fastboot Mode.
4. Connect the device to the PC, run Mi Flash Tool.
5. Click Select, specify the path to the folder with the firmware.
6. Select mode Clean All (full reset) and press Flash.

⚠️ Attention: On models Xiaomi with a bootloader lock (Mi Account), unlocking via Mi Unlock Toolis required before flashing the firmware. Without this, Mi Flash will generate an error!

For Google Pixel: Android Flash Tool

Google's tool allows you to reset the Pixel even without installing apps on your PC:

1. Go to the website Android Flash Tool.
2. Connect your phone in mode Fastboot (press Volume down + Power with the device turned off).
3. Press Add new device and select your model.
4. Select the latest stable one firmware and click Install.
5. Confirm data reset (option Wipe device).

Download official firmware for your model|

Install USB drivers|

Enable USB debugging (if the phone turns on)|

Charge the phone to 50% or more|

Make a backup copy of important data-->

Method 2: Universal reset via ADB (for unlocked phones)

If there are no proprietary utilities for your brand, or they do not work, use ADB (Android Debug Bridge). This method requires unlocked bootloader USB debugging enabled.

Instructions:

1. Download Android SDK Platform-Tools and unzip to a folder C:\platform-tools.
2. Connect your phone to the PC, open Command Prompt in the folder with ADB (hold Shift + RMB → Open a PowerShell window here).
3. Check the connection with the command:

   adb devices

   If the device is displayed, enter:

   adb shell

4. Reset one of the commands:

   adb shell recovery --wipe_data

   or (for new versions of Android):

   adb shell pm clear --user 0 com.android.providers.settings

If the phone does not respond, try rebooting into Recovery Mode via ADB:

adb reboot recovery

Then select Wipe data/factory reset using the volume buttons.

⚠️ Attention: Commands ADB do not work if the OEM lock is enabled on the phone (Settings → For Developers → OEM Unlock). On some devices (Huawei, Honor) this parameter is hidden and requires additional manipulations.

Method 3: Reset via Fastboot (for locked phones)

If the phone does not turn on or is locked and ADB inaccessible, use Fastboot. This method works at the bootloader level and does not require unlocking the screen.

Step-by-step guide:

1. Turn off the phone.
2. Login Fastboot Mode:
   • For Samsung: Volume down + Power + Bixby.
   • For Xiaomi: Volume down + Power.
   • For Google Pixel/OnePlus: Volume up + Power.

fastboot devices

fastboot erase userdata
fastboot erase cache
fastboot reboot

For a complete reset (including system files) use:

fastboot erase system
fastboot flash system system.img

⚠️ Attention: Commands fastboot erase without subsequent firmware can make the phone inoperable! Always have the official firmware for your model on hand.

Resetting a locked phone without losing data (is it possible?)

Many users are looking for way to reset the phone via PC by saving photos, contacts or messages. Unfortunately, this is almost impossible for two reasons:

1. Data encryption: Starting from Android 6.0, all user files are encrypted with a key that is stored in /data. When resetting, this section is cleared and the data cannot be decrypted.
2. Security Google: Function Factory Reset Protection (FRP) blocks access to the phone after a reset if it was linked to a Google account.

Exceptions (partial recovery):

• 📁 If the phone was synchronized with Google Photos or Google Contacts, data can be restored after a reset through the same account.
• 🔌 If USB debugging was enabled before blocking, you can try to extract the files via ADB pull:

  adb pull /sdcard/ C:\Backup

• 💾 Some models (Samsung, LG) have hidden partitions for backups. To extract them, you need specialized utilities like Dr.Fone or Tenorshare 4uKey.

Important: No legal method guarantees 100% data recovery after resetting via PC. If the phone is locked and there is no backup, the data is considered lost.

Errors when resetting via PC and their solutions

Even if you follow the instructions exactly, errors may occur. Let's look at the most common ones and how to eliminate them.

If the error is not listed in the table:

• 🔍 Check the logs in Command line —often a specific error code is indicated there.
• 📋 Check the phone model and firmware version (for example, Redmi Note 10 Pro and Redmi Note 10 Pro 5G —different devices!).
• 💬 Look for a solution on the forums (XDA Developers, 4PDA) by error code.

FAQ: Frequently asked questions about resetting Android via a computer