Xiaomi smartphone owners often face the need to completely clean up the system of accumulated debris or eliminate critical software errors. Redmi Note 9 Pro, despite its popularity and reliability, over time can start to run slower or produce system failures that require radical intervention.
Reset procedures can be required in different situations: before selling a gadget, after a failed update or when trying to unlock a forgotten pattern lock. It is important to understand that a complete reset irrevocably destroys all the information stored in internal memory, so pre-creating a backup is a must. In this guide, we will discuss in detail all available recovery methods, from the regular system tools to using the Recovery engineering menu.
Preparing the device for a complete system reset
Before embarking on a decisive memory cleanup, make sure you have complied with all the safety precautions you have taken. Ignoring this step can lead to the loss of important contacts, photos and documents that can be recovered without a backup. First, check the battery level, as the formatting process requires stable power.
It is recommended to connect the smartphone to the charger or make sure that the battery is charged at least 60-70%.If the device turns off at the time of writing system files, this can damage the bootloader and turn the phone into a “brick”.
The second critical step is synchronizing your data with your Mi Cloud or Google Drive cloud storage, and go to your account settings and force sync to make sure all new photos and contacts are saved on the server.
☑️ Preparation of Redmi Note 9 Pro
It's also worth removing the microSD card if it's installed so you don't accidentally format it along with the phone's internal memory, and although the system usually asks for confirmation, physical extraction of the media ensures that your archives are safe.
⚠️ Warning: Make sure you remember the password from your Mi Account and Google account. Once reset, the system will require authorization to confirm the owner's rights (protection) FRP), Without this data, it will be impossible to enter the system.
Reset method through the Android settings menu
The safest and easiest way to get the Redmi Note 9 Pro back to factory status is to use the built-in operating system functionality. This is suitable for cases where the phone turns on, the screen responds to touch, and you have access to the desktop. The MIUI shell algorithm may vary slightly depending on the firmware version, but the overall logic remains the same.
To start, open the main app menu and find the Settings icon, which usually looks like a gear. In the settings list that opens, scroll down to About Phone, which is where the basic device information and system management tools are concentrated.
Inside the About Phone section, you'll need to find the Reset option, and if you click on it, you'll see a warning that all data will be deleted, and the system will offer two options: Reset (saves files) and Erase everything (complete reset), and we're interested in the second option for a complete cleanup.
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Before clicking the “Erase Everything” button, check again that all important files have been copied to your computer or to the cloud, as you cannot restore them after confirmation.
Once you select the option to erase the entire system will ask you to enter the unlock password or the pattern lock to confirm the operation, which is protection against accidental reset by unauthorized persons, and after entering the code, the deletion process will begin, which can take from 5 to 15 minutes.
- 📱 Open “Settings” and go to the “About Phone” section».
- 🗑️ Select “Reset Settings” and click “Erase Everything».
- 🔒 Enter the screen lock password to confirm.
- ⏳ Wait for the process to be completed and the automatic reboot.
Use Recovery Mode for Hard Reset
If the smartphone is stuck on the logo, does not respond to touches or can not boot the operating system, Recovery mode comes to the rescue. This is a special diagnostic mode built into the device’s memory that allows you to perform low-level operations such as resetting, updating the firmware or cleaning the cache. To enter this mode on the Redmi Note 9 Pro, a combination of physical buttons is used.
The first step is to turn off your smartphone completely. If the device is getting stuck and does not respond to a normal shutdown, press the power button and hold it for about 10-15 seconds until the screen vibrates and quenches. After turning it off, press the Volume Up and Power buttons simultaneously.
Hold both buttons until the Mi logo appears, then release the power button, but keep the volume up. In a few seconds, the Main Menu (Recovery mode) will appear on the screen, and the volume buttons (up/down) control the screen, and the choice is confirmed by the power button.
Wipe Data -> Wipe All Data -> Confirm -> Back to Main Menu -> RebootWhat to do if the Recovery menu is in Chinese?
From the Recovery menu, select Wipe Data, then Wipe All Data. The system will request confirmation of the operation, as this action is irreversible. Select Confirm and wait for the message "Data wiped successfully." Then go back to the main menu and select Reboot to restart the system.
| Action. | Control button | Function |
|---|---|---|
| Move upwards | Volume Up. | Navigating the menu |
| Moving down | Loudness Down | Navigating the menu |
| Confirmation of choice | Power (Power) | Entrance to the menu item |
| Getting back | Food (sometimes) | Back to level one |
Resetting a forgotten password and protecting FRP
One of the most common reasons for resorting to the reset procedure is a forgotten password to unlock the screen. Xiaomi Redmi Note 9 Pro owners often forget the graphic keys or the graphics keys. PIN-But the current Android security system has a security mechanism called the "Security" system. FRP (Factory Reset Protection).
The essence of the protection is that after a forced reset, the phone will require you to enter a login and password from a Google account that was synced with the device earlier, so that the stolen phone can not simply be reset and used further.
If you reset your password through the Recovery menu, you're guaranteed to run into Google's activation screen. Without entering the correct data from an account that was previously on that phone, you can't use the device. You can't get around this protection legally if you don't remember the data.
⚠️ Attention: Attempts to circumvent FRP with the help of third-party software can lead to the blocking of the device by IMEI or system applications. Always remember your Google account details.
If the phone is blocked Mi Account (regional lock), reset via Recovery will not help to remove the activation lock. When the first boot after reset, the device will request a password from the Mi Account. If the password is lost, it should be restored through the official website mi.com, rather than trying to reflash the phone.
Remote reset via Find My Device
There is a scenario where the phone is lost or stolen and there is no physical access to it, but you want to delete personal data remotely, and for this purpose Google and Xiaomi provide remote management tools, this only works if the device is on, connected to the Internet (mobile or Wi-Fi) and geolocated.
To use the Google method, go to android.com/find and log in to the account you had on your lost smartphone. The system will try to locate your device. From the action list, select the “Clean Device” option.
Alternatively, you can use the Mi Cloud service, go to i.mi.com, log in to your Mi Acca and select Device Search. There is also a "Data Cleanup" button in the gadget's control menu, and when you send a command, the phone will receive a signal to reset completely.
- 🌐 Go to the search service site (Google Find or Mi Cloud).
- 🔑 Sign in under an account linked to a phone.
- 📱 Select your Redmi Note 9 Pro from the list.
- 🗑️ Click on the “Clean the Device” or “Wipe” command».
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Remote reset works only when the phone is connected to the Internet; if the device is turned off, the command will be executed immediately after it is turned on and logged into the network.
Decision and possible errors
Xiaomi users may face various technical difficulties in restoring factory settings, and understanding the nature of these errors will help avoid panic and missteps, most often problems involving interruption of the process or damage to system files.
One common problem is the “bootloop” cycle, where the phone is constantly turned off and on, showing the logo. This can happen if the reset was interrupted or if a partition of the system is damaged.
It is also possible that after a reset, the phone says "System has been destroyed" or "Verified Boot Failed" and that indicates more serious damage to the bootloader, and in such cases, a simple reset is not enough, requiring the device to be flashed through the computer using the Mi Flash Tool utility.
If the phone warms up and discharges quickly after reset, let it lie on charging for about an hour and then turn it on.The system takes time to index files and optimize applications, which is normal behavior in the first 30-60 minutes after installation.
⚠️ Warning: If the screen remains black after reset, but the phone vibrates or makes sounds, the file may be damaged. boot.img. In this case, you need to flash through Fastboot mode from the computer.