In the process of using the Xiaomi Redmi Note 9 Pro smartphone, users often face the need to completely clean the device, this can be caused by selling the gadget, wanting to start with a clean slate, or, most often, system failures and errors in the MIUI interface. Resetting allows you to return the software to the original state that was on the device immediately after purchase.
The procedure for cleaning the memory and system settings requires care, as it is irreversible. All your personal data, including photos, contacts and installed applications, will be irretrievably deleted. In this article, we will discuss in detail all available methods for performing Hard Reset, and also discuss the important nuances of preparing a gadget for this procedure.
It’s important to understand that there are two main ways to do this: through the operating system’s settings menu and through Recovery Mode Recovery mode, and the method depends on whether your smartphone has access to the desktop and menu, or whether the device is locked and does not respond to touch.
Preparation of the device for complete cleaning
Before you start erasing data, you need to perform a number of critical actions, ignoring this step can lead to the loss of important information or lock the device security account, make sure you back up all the necessary files.
Syncing with cloud storage Mi Cloud or Google Drive is the easiest way to save contacts, notes and calendar. For photos and videos, it is better to use external drives or third-party cloud services, as they take up a large amount of memory.
- 🔋 Charge the battery of the Redmi Note smartphone 9 Pro at least 60-70%, avoid sudden shutdown during the resetting process.
- 💾 Remove the microSD card if it is installed so that it is not accidentally formatted along with the internal memory.
- 🔐 Remember the password from your Google account and Mi Account, as after the reset, the system will require them to confirm the rights of the owner.
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Before resetting, force your contacts to sync in your Google account menu to make sure all numbers are saved in the cloud, not just in your phone’s memory.
If you don’t log out before resetting through the menu, the phone may require a password from the previous owner once turned on, which is a standard theft protection procedure.
Reset method through the Android settings menu
The safest and easiest way to bring the Xiaomi Redmi Note 9 Pro back to factory status is to use the built-in operating system menu, which is suitable for cases where the interface is stable and you can freely navigate through menu items.
To start, open the Settings app and scroll down to the bottom. Find the About Phone section. This is where the basic system and device information management tools are located. In some versions of MIUI, this item may be called Advanced Settings.
Inside the section, find Reset. The system will offer you two options: Reset all settings (saves files but resets system settings) and Erase all data (full reset).
☑️ Algorithm of actions through the menu
Once you press the confirmation button, the system can warn you several times about the consequences, be prepared to enter a pattern lock or a digital password to unlock the screen, a security mechanism that prevents accidental reset by unauthorized persons.
⚠️ Note: If two-factor authentication is enabled on the device or search mode is activated, the process may take longer due to security server verification.
Using Recovery Mode for Resetting
If the smartphone does not turn on, hovers on the logo or does not respond to touching the screen, the only way out is to use Recovery mode.
To enter this mode on the Redmi Note 9 Pro, you need to turn the device off completely. Then press the power and volume buttons at the same time. Hold them until the Mi logo appears, after which the power button can be released, continuing to hold the volume button.
In the Recovery menu, you can control the volume buttons (up/down) and the power button (select). You need to find the Wipe Data item. After you select, the system will prompt you to confirm the action by selecting Wipe All Data.
| Action on the menu | Description of function | Risk of data loss |
|---|---|---|
| Reboot | Normal system reboot | No. |
| Wipe Data | Complete deletion of user data | 100% (Everything removed) |
| Connect with MIAssistant | Connecting to a PC for firmware | Depends on the action. |
| Safe Mode | Launching in safe mode | No. |
After the cleaning process is complete, which can take a few minutes, select Reboot and confirm the transition to the regular Reboot to System. The first start after the reset will last longer than usual.
What to do if the Recovery menu is in Chinese?
Removal of the forgotten lock password
A common reason for resorting to the reset procedure is a forgotten pattern lock or pin code. Owners of the Xiaomi Redmi Note 9 Pro may face a situation where access to the interface is completely closed, in which case only the method through Recovery helps.
It's worth noting that modern versions of Android have a high level of protection, and once the lock screen resets the password, the system still requires you to enter a password from a Google account that was synced to the device before. FRP (Factory Reset Protection).
- 🔑 Without the knowledge of the password from Google-account to unlock the device in legal ways is almost impossible.
- 📱 Resetting via a computer using special utilities is possible only with an unlocked Bootloader.
- ⏳ If you do not remember the account data, you will have to contact the service center with a check about the purchase to confirm ownership.
Attempts to bypass protection by flashing without unlocking the bootloader often result in the device locking over IMEI. So if the purpose of the reset is to delete the password, make sure to remember your account details.
Possible problems after resetting settings
Once the Xiaomi Redmi Note 9 Pro reboots, you’ll see a welcome screen, like when you first turn on a new phone. However, in some cases, unexpected situations may arise that require intervention.
One common problem is the bootloop cycle, where the phone is constantly switched off and on, which may indicate a corrupt system file or a failed update, and may require a complete flashing through the computer.
⚠️ Warning: If the phone warms up in the processor area after reset and discharges quickly in the first 30 minutes, that's OK.
Users may also be required to enter a password from a Mi Account, if you do not remember the password, you can restore access via mi.com from any other device, and do not try to guess the password repeatedly, this can lead to temporary blocking of the account.
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The first start-up after a full reset can take up to 10-15 minutes, as the system needs to reconfigure all basic services and hardware drivers.
Setting up a smartphone from scratch
Once you have successfully passed the welcome screen, you will be asked to set up your initial setup, select a language, connect to Wi-Fi and log in to your account, and check for system updates immediately.
Go to Settings → About Phone → System Update. Installing the latest version of MIUI will close known security vulnerabilities and fix bugs that may have been present in the factory firmware, which is especially important for the stability of the device.
When recovering data from a backup, take your time to restore all applications at once, install only the necessary programs manually, which will help avoid returning potentially conflicting software or junk files along with the backup.
- 🛡️ Set up biometric protection (fingerprint or face unlock) right away for security.
- 📲 Install antivirus software or use a built-in security scanner from Xiaomi.
- 🌐 Check the date and time settings to make sure it costs automatic network synchronization.
Competent post-reset settings will allow your Redmi Note 9 Pro to run as fast and efficiently as possible.Cache regularly and don't install apps from questionable sources to avoid having to reset again in the future.