Xiaomi smartphone owners often face the need to return the device to its original state. The Redmi 9, despite its reliability, can slow down over time or accumulate software errors that cannot be corrected by conventional methods. A complete reset is a radical but effective solution to remove all user content and restore the factory configuration of the MIUI system.
Memory cleaning is required not only when selling a gadget, but also in situations where the operating system is unstable, there are constant freezes or viruses. It is important to understand that after all the actions are completed, confidential information will be irretrievably deleted, so pre-preparation plays a key role in the successful completion of the process.
In this article, we will discuss in detail all the available ways to return Redmi 9 to factory settings, you will learn about the preparation of the device, step-by-step instructions for different login scenarios, and nuances that will help you avoid blocking your Google or Mi Account account.
Preparation of the smartphone before the cleaning procedure
Before you start the formatting process, you need to perform a number of preparatory steps to avoid losing important data forever.The first step is to back up all the relevant information: contacts, photos, messages and documents. Xiaomi owners can use the built-in cloud service or third-party solutions.
Be sure to check the battery level. To perform a safe operation, the charge should be at least 50-60%. If during the reset process, which can last from 5 to 15 minutes, the device turns off due to discharge, there is a risk of damaging system files and turning the smartphone into a “brick”.
☑️ Checklist of Redmi 9 preparations
It is also worth removing the microSD card and SIM-The card before the procedure, although the current versions MIUI They usually ask permission to clear an external card, physical extraction ensures that your media files are not accidentally affected.Also, make sure you remember the logins and passwords from accounts that were tied to the phone.
Reset via the system settings menu
The easiest and safest way to get Redmi 9 back to its original state is to use the standard operating system interface, which is suitable for situations where the phone is turned on, the screen responds to touch, and you have access to the main menu. First, go to Settings, find About Phone, and select Reset option.
In the menu that opens, you will be offered several options: Choose to erase all data. The system will warn you that all files will be deleted. If the device has an unlock password, you will need to enter it to confirm the identity of the owner, and then the process of preparing for cleaning will begin.
Importantly, if the Find Device feature is enabled on the phone, the system will require you to enter a password from your Mi or Google account before final confirmation, a security measure to prevent the device from being stolen and resold.
- 📱 Go to Settings. → The phone. → Resetting settings.
- 🗑️ Click the button to erase all data at the bottom of the screen.
- 🔒 Enter the screen unlock password or pattern lock.
- ✅ Confirm the action by pressing the reset button again.
What to do if the reset button is inactive?
Hard Reset via Recovery Mode
If the MIUI operating system is unstable, hovers on the logo or the touch screen does not respond, you need to use Recovery Mode Recovery Mode. This method allows you to reset at a deeper level, bypassing the Android interface. To enter this mode on Redmi 9, you need to completely turn off the device.
After turning off, press both the volume button and the power button. Hold them until the Mi logo appears, then release the power button, but continue to hold the volume button until the main Recovery menu appears. The navigation in this menu is done with volume buttons, and the choice of item is made by the power button.
⚠️ Attention: In Recovery mode, the touch screen is not working, all actions are performed by mechanical buttons on the body of the smartphone. Be careful when selecting points, so as not to start unnecessary processes.
Select a language from the menu (usually English or Chinese), then go to Wipe Data. Then select Wipe All Data and confirm the action by selecting Confirm. The system will start formatting memory partitions. After the process, the message "Data wiped successfully" will appear, then you need to select Back to Main Menu and then Reboot → Reboot to System.
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If you reset your phone after you reset, you need an account you don't remember, it's FRP (Factory Reset Protection) protection, and you can only reset it if you know the data from the last synchronized Google account or through a service center with a check of purchase.
Comparison of Resetting Methods
The choice of reset method depends on the current state of your Xiaomi Redmi 9. Each of the methods has its own features, advantages and limitations. Understanding the differences will help you choose the most suitable option for your situation and avoid potential software problems.
Below is a table comparing the main characteristics of the two methods discussed, which will help you quickly navigate which path to choose depending on the availability of the interface and the presence of problems with the device.
| Characteristics | Through Settings. | Through Recovery Mode |
|---|---|---|
| Availability | Only with Android working | It works even during the boot cycle. |
| Difficulty | Low (intuitive interface) | Medium (knowledge of buttons required) |
| Risk of error | Minimum | Medium (human factor) |
| Implementation time | 10-15 minutes. | 5-10 minutes |
It is worth noting that both methods result in the same result – a complete cleanup of the user partition /data. The only difference is how the formatting command is initiated, and the former is preferred for the average user, since it is less stressful.
Account problems and FRP blocking
Xiaomi smartphones today are heavily secure, and when reset to factory settings, the device will request confirmation of the owner, which could be the password from the Mi Account that was synced to the phone, or data from a Google account.
If you forget your password, it will be extremely difficult to restore access without a phone number or backup email, and the FRP (Factory Reset Protection) protection system is designed specifically to prevent an attacker from using the device after flashing it.
Before resetting, it is strongly recommended to unplug accounts manually. Go to account settings and select “Login” or “Delete Account” for all services, especially for Google and Mi Cloud. This will prevent the activation lock screen from appearing.
- ☁️ Turn off data synchronization before resetting.
- 🔓 Remove the device from the list of trusted in the account security settings.
- 📧 Make sure you remember the password from the last used Gmail.
- 📱 Keep a receipt for the purchase of the device as proof of ownership.
⚠️ Attention: Attempts to circumvent FRP using third-party software can result in the device being permanently locked or security modules being disrupted.
What to do after resetting settings
After a successful reboot, Redmi 9 will appear as a new device just removed from the box, and you will have to go through the initial setup: select a language, connect a Wi-Fi network, and enter your account information, at which point the system may suggest that you restore data from the backup.
It is best to download only the minimum required and observe the system for a few hours, which will help to make sure that the cause of previous problems (if the reset was due to errors) has been eliminated and does not lie in the conflicting software.
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The first 30 minutes after a reset, the system can run slower than usual, with application optimization and file indexing, which is normal behavior that doesn't require any intervention.
Don’t forget to check for operating system updates. Often, manufacturers will release security patches and stability improvements that are important to install immediately after cleaning. Go to Settings → About phone and click on the MIUI version to check for updates.