At some point in the life of every smartphone owner, there comes a time when the device begins to work unstable, freeze, or simply requires selling to a new owner. This is when the question arises of how to return Android to factory settings in order to remove all the accumulated digital garbage and personal data. This procedure, known as a Hard Reset, returns the operating system to the state in which it was immediately after leaving the factory assembly line.
The process of a hard reset is not as simple as it might seem at first glance, and requires preliminary preparation so as not to lose important contacts, photos and passwords. In this article we will analyze in detail all the ways to return to the original state, from standard menu settings to the use of engineering codes and Recovery Mode. Carefully study the instructions will help avoid common errors and data loss.
It is worth understanding that after performing this operation your Android will look completely new, without installed applications and user accounts. This is a radical, but often the only sure way to resolve software conflicts, remove unremovable viruses, or prepare the gadget for transfer to another person. Let's look at the preparatory stage, ignoring which can lead to unpleasant consequences.
Preparing the device before a full reset
Before starting the cleaning mechanism, it is critical to make sure that all the necessary data is saved in a safe place. A factory reset permanently deletes information from the internal memory, including photos, videos, music and documents. Backup is the only way to restore files after the procedure is completed.
⚠️ Attention: Make sure the battery charge is at least 50-60%. If the device turns off while formatting the system partition, this may lead to unrecoverable boot errors.
The easiest way to save contacts and calendar is to synchronize with your Google account. Check in the settings whether synchronization is activated for all important items. For photos and videos, it's best to use cloud storage services such as Google Photos, or manually copy the files to your computer via a USB cable. Also, do not forget to write down passwords for important applications if they are not saved in the browser password manager.
Particular attention should be paid to two-factor authentication. If you plan to reset your phone to sell it, be sure to unlink the device from your Google Account before resetting, otherwise the new owner will face an activation lock. For users Samsung it is also important to check your Samsung Account, and for owners Xiaomi — Mi Account.
Standard reset through the settings menu
The safest and recommended method for most users is to use the built-in operation functionality
⚠️ Attention: The menu interface may vary depending on the Android version and shell manufacturer (MIUI, OneUI, ColorOS). Look for items containing the words “Reset”, “Restore” or “Archiving”.on system. This method ensures that data is correctly deleted and services are restarted without the risk of damaging system files. The path to the desired option is usually located in the "System" or "General Settings" section.
First, open the application Settings and scroll down to “System” or “Advanced”. You are interested in a section that may be called “Reset and Restore”, “Backup and Reset” or simply “Restore and Reset”. Inside you will find the option “Reset settings” or “Erase all data”.
After selecting the appropriate item, the system will show a list of what will be deleted. Typically these are apps, photos, music and settings, but sometimes the SD card remains untouched unless you select the option to format the external drive. Click the "Reset phone settings" or "Erase all data" button.
The system will ask you to confirm your identity. You'll need to enter your PIN, pattern, or screen unlock password, and your Google Account password if security is enabled. After confirmation, the cleaning process will begin, which will take from several minutes to ten minutes, after which the device will reboot.
☑️ Checklist before resetting through the menu
Using Recovery Mode for Hard Reset
If the phone does not turn on, stuck on the logo or does not respond to touches, a standard reset through the menu becomes impossible. In such cases, a special diagnostic mode built into the firmware of every Android smartphone comes to the rescue. This mode is entered by using a combination of physical buttons when the device is turned off. Recovery Mode — a special diagnostic mode built into the firmware of every Android smartphone. This mode is entered by using a combination of physical buttons when the device is turned off.
The entry procedure may differ for different models, but most often you need to hold down the volume up button and the power button at the same time. On some devices, for example Samsung with a Home button, you need to hold down three buttons. On newer models without physical volume buttons, you may need to connect to your computer via a USB cable. Hold the buttons until the logo or the Recovery menu appears.
Navigation in the Recovery menu is carried out with the volume buttons (up/down), and the selection is confirmed with the power button. You need to find the item "Wipe data/factory reset". Be careful: this menu does not protect against accidental clicks, and selecting the wrong item can lead to unpredictable results.
After selecting the reset item, the system will ask for confirmation, usually this is “Yes” or “Factory data reset”. Confirm the action. The process will go quickly, since in this mode unnecessary services are not loaded. When finished, select "Reboot system now" to reboot the phone in normal mode.
What to do if the Recovery menu does not appear?
If the button combination does not work, try connecting the phone to a charged computer via USB before pressing the buttons. Also, on some models (for example, Huawei), you must first enable USB debugging and use the ADB command: adb reboot recovery. If the phone is completely dead and does not respond to buttons, there may be a hardware problem or the battery is completely discharged.
Reset via Google "Find My Device"
There is a scenario when access to the phone itself is impossible, but it is connected to the Internet and linked to your Google account. For example, you forgot your pattern key or your phone is lost, but you want to delete data from it remotely. A service has been created for this purpose Google Find My Device.
Go from a computer or other smartphone to the service website and log in under the same account that is used on the problematic device. The system will show the location of the gadget on the map. In the list of available actions, select the "Wipe device" option.
This action will delete all data from the phone's internal memory, including photos and account
⚠️ Attention: For this method to work, the phone must be turned on, connected to the mobile data or Wi-Fi, and geolocation must be active on it. If the device is offline, the command will be executed as soon as it appears online.unts. It is important to understand that after this procedure you will not be able to track the location of the phone. This is an extreme measure that actually turns the phone into a “brick” in terms of data, but allows you to protect personal information from outsiders.
After a remote reset, the phone will reboot and require you to enter your Google account password to unlock (FRP protection). This is a security mechanism to prevent the use of stolen devices. Without knowing the owner's passwords, the phone will remain locked.
Table: Comparison of reset methods
To make it easier for you to choose the appropriate method, we have prepared a comparison table of the main methods of returning to factory settings. Each of them has its own application features depending on the state of the device.
| Method | Requires access to the menu | Saves data on SD | Complexity | Risks |
|---|---|---|---|---|
| Through Settings | Yes | Yes (usually) | Low | Minimum |
| Recovery Mode | No | Depends on models | Average | Medium (button error) |
| Google Find My Device | No (requires internet) | No (often formats everything) | Low | High (remote erase) |
| Engineering code | Yes (requires dialing) | No | High | High (for experienced) |
Engineering codes and additional methods
For advanced users, it is possible to use special USSD codes to initiate a reset. These codes may vary depending on the processor (MediaTek, Qualcomm) and manufacturer. One of the common codes is *2767*3855#, but its use on modern devices is often blocked or requires root access.
The code is usually entered through the "Phone" application (dialer). After entering the combination, the reset can begin instantly, without additional warnings, so use this method only if you are completely sure of its compatibility with your model. On many modern shells, such as MIUI or OneUI, these codes may simply not work or display an error message.
There is also a reset method via ADB (Android Debug Bridge) from a computer. To do this, you need to connect your phone with USB debugging enabled to your PC and enter the command adb reboot recovery to enter recovery mode, and then adb shell recovery --wipe_data. This method is convenient if the touch screen partially does not work, but the volume buttons are faulty.
If after resetting the phone asks for the password for the previous Google account (FRP Lock), this is normal anti-theft protection. Enter the details of the account that was synchronized before the reset. Bypassing this protection is illegal and difficult.
Initial setup after reset
After the procedure is successfully completed and rebooted, you will see a welcome screen similar to the one you saw when you first turned on your new phone. Select a language, connect to a Wi-Fi network. At this point, the system may offer to restore data from a Google backup.
If you sold the phone, the process ends for you at this point. If you continue to use the device, agree to recovery. Android will automatically start downloading applications that were installed previously, return wallpaper, Wi-Fi passwords and contacts. This process can take from 15 minutes to an hour depending on the amount of data.
Don't forget to check your security settings, update your banking applications and log in to social networks again. It is also recommended to immediately check for system updates in the menu Settings → System → Software update, since after resetting the phone may return to the old firmware version installed at the time of purchase.
A full reset is an effective way to “rejuvenate” a smartphone by eliminating software errors and accumulated garbage, but it requires mandatory backup of important data in advance.
What will happen to my SIM card and SD card when resetting?
The SIM card is not affected by the reset procedure, since the contacts on it (if they are stored there) and tariff data are protected by GSM standards. However, the SD card (flash drive) can be formatted if you did not specifically select the "Do not format SD card" option or if the reset was performed via Recovery Mode on some models. For data security, it is better to remove the memory card before starting the procedure.
How long does the process of returning to factory settings take?
The formatting and cleaning process itself takes from 3 to 10 minutes, depending on the amount of internal memory and processor speed. However, if you decide to restore data from the cloud after the reset, it may take several hours, since the phone will download applications and photos again.
Can I interrupt the reset if I change my mind?
It is absolutely impossible to interrupt the process, especially after the loading logo or bar (loading bar) appears. A power interruption or reboot at this point will damage the file system, and the phone will stop booting, requiring flashing through the computer.
Why does the phone get hot and discharge quickly after a reset?
In the first 1-2 hours after the reset, the system indexes files, updates Google Play services and restores applications in the background mode. This creates a high load on the processor. Let the phone sit on charge with Wi-Fi on for about an hour, and the situation will return to normal.