How to fully reboot the Xiaomi Redmi Note 9 phone

Modern Xiaomi smartphones, including the popular Redmi Note 9 model, are complex computing devices running on the Android operating system with a MIUI shell. During operation, like any computer, the gadget can accumulate temporary errors, cache files can conflict with new applications, and background processes can consume excess resources. This often leads to a slowdown of the interface, the appearance of artifacts on the screen or a complete freeze of the system.

Understanding how to properly and fully reboot your device hardware is a basic skill for any user. There are several levels of reboot, from standard shutdown to forced hardware reboot to recovery mode. For the Redmi Note 9, it is critical to distinguish between a conventional reboot and a factory reset, as the latter option irrevocably deletes all user data. In this article, we will detail all available methods.

Standard reboot through the software menu

The most secure and frequently used way to update the system is to shut down the system through the software interface, which allows the operating system to correctly complete all active processes, save settings and restart services without risking damage to the file system. To perform this operation on the Redmi Note 9, you need to unlock the screen and find the corresponding item in the menu.

The power button is usually on the right side of the body. However, depending on the version of the MIUI firmware, the algorithm of actions may vary slightly. In most cases, a single press on the power button will bring up a menu with sliders, where the desired option is located. If you see only the lock screen, try holding the power button for a couple of seconds.

💡

Periodic reboot (every 3-5 days) helps to clear RAM and extend battery life, preventing cell degradation due to constant micro-surges of voltage in sleep mode.

Once you select an action, the phone will turn off and turn on again, which is a routine that solves 90 percent of software failures, and if the screen doesn't respond to touch, but the device is working, you can use a virtual button in the control panel if it's activated in the special features settings.

• 📱 Press and hold the power button on the side of the body during 1-2 seconds.
• 🔄 In the menu that appears, select the “Switch off” or “Reboot” icon (if available).
• ⏳ Wait for the screen to be completely wiped out and the Mi or Redmi logo to appear.
• ✅ After loading the desktop, check the operability of the sensor and applications.

⚠️ Warning: If the phone hangs on the logo for more than 5 minutes after selecting the "Reboot" option, don't panic.This may be the process of optimizing applications after the system update.

It is important to note that the software reboot does not affect user files.Your photos, contacts and installed applications will remain intact. This is the first step to take in case of any strange behavior of the Xiaomi smartphone.

Forced restart when the system freezes

When the touch screen stops responding to touch and the program menu is not called, it is called a "freeze" or freeze. In this case, standard methods are useless, and intervention at the level of hardware buttons is required. For the Redmi Note 9, there is a special mode of forced reboot, which is similar to the extraction of the battery on older phones.

This method ignores the state of the software and sends a signal directly to the power controller, and it's data-safe because it doesn't initiate formatting, it just cuts off the power supply to the processor and starts it again, and the key here is the right duration of pressing.

To execute a hard rebuke, you need to press the power button. In some cases, if simple retention does not help, a combination of buttons may be required. However, for most Xiaomi devices with a MIUI shell, it is quite long to hold one key.

Hold the Power button for 10-15 seconds before vibration.

The device can vibrate several times. Don't release the button immediately after the first vibration if the screen doesn't catch fire. Wait for the brand logo to appear. If that doesn't work, try the Volume Down + Power combination, holding them together for about 15 seconds.

• 🔘 Press the power button on the right side and do not let it go.
• ⏱️ Count the minimum. 10-12 Even if the phone is vibrating.
• 📉 If the screen is black, try pinching the Volume Down along with the power.
• 🚀 Release the buttons only after the Redmi logo appears.

⚠️ Note: Do not use forced reboot as the main method of turning off your phone. Frequent abrupt shutdown (sharp shutdown) can damage the system files of the database.

Once it's turned on successfully, the system can report that the previous session has not worked properly, which is normal, and check if there are any artifacts or broken pixels left on the screen that may have been generated at the time of the failure.

Enter Recovery Mode for Deep Cleaning

Recovery Mode is a separate, minimalist software interface, stitched into the phone’s memory regardless of the main operating system, designed for diagnostic procedures, installing updates and resetting settings, and is required to log in if the phone goes into an endless bootloop cycle or does not load the desktop.

For the Redmi Note 9, the login procedure has its own features related to accidental access protection. You will need not only a combination of buttons, but also a confirmation of action. Recovery interface is usually controlled by volume buttons (up/down for navigation) and a power button (to confirm the choice).

There are two main types of Recovery on Xiaomi devices: Standard (Orange) and Custom (TWRP) if it was installed earlier. We'll look at the standard script. The default interface language may be Chinese or English, but the menu items have standard names.

To get on the menu, turn off your phone. Then press the Volume Up and Power buttons at the same time. Hold them until the Mi logo appears, then release the power button, but keep the volume up until the Recovery menu appears.

• 🔌 Turn off your smartphone completely and turn off the charging cable.
• 🔼 Press the Volume Up button and, without letting go, press Power.
• 👀 When the logo appears, release power, but keep the volume up until the menu appears.
• 🗣️ If the menu is in Chinese, select the top item, then the globe icon (if any) to change the language.

⚠️ Attention: In Recovery mode, the touchscreen may not work. Navigation is done with volume buttons, and selection is done with the on button. Be careful when choosing Wipe Data.

Full reset to factory settings (Hard Reset)

If the software bugs are critical and a simple reboot doesn’t work, the only solution is Hard Reset, which returns the Redmi Note 9 to the state in which it left the factory conveyor. All user data, including contacts, SMS, photos, music and installed applications, will be permanently deleted.

Before starting the procedure, it is strongly recommended to back up important data in the Mi Cloud cloud service or on your computer. After the reset, the phone will request the Google and Mi Account details that were previously linked as part of the theft protection.

The reset process can be initiated in two ways: through the settings menu (if the phone is turned on) or through Recovery mode (if the phone is not loading), in both cases, the system will ask you to confirm your decision, since the consequences are irreversible.

When you reset the Recovery menu, you select the Wipe Data, you will see a confirmation screen, you will need to select Wipe All Data and confirm the action, the process will take a few minutes, after which the phone will automatically restart. The first download after the reset lasts longer than usual.

• 📂 Enter Recovery Mode (see previous section).
• 🧹 Select the Wipe Data option -> Wipe All Data.
• ✅ Confirm the action by pressing Confirm or a similar button.
• ⏳ Wait for the message "Data wiped successfully" and select Reboot.

It's important to understand the difference between "Reset Settings" and "Erase Everything": the first one just returns the system settings to default, the second one deletes files, and in the context of a full reboot and treatment of problems, we're talking about a complete erasure.

Resolving the cyclical reset problems

One of the most frustrating situations is bootloop, a condition where the phone is constantly restarting without reaching the desktop, which can be caused by a system file corruption, a failed update or driver conflict. Redmi Note 9 also has problems with overflowing memory or failure of the MIUI update.

If the phone flashes the logo, try the forced reboot method first (power retention of 15-20 seconds).If this does not break the cycle, you will need to log in to Recovery and clear the cache or completely reset. In some cases, Safe Mode that loads the phone without third-party apps helps.

💡

Cyclical reboots are often caused by incompatible application updates or system partition damage; factory resets eliminate the software cause 95% of the time.

To enter safe mode on modern versions of MIUI, it is sometimes enough to press and hold the Volume Down button when booting the phone (after the vibrating response). If the phone boots with the words "Safe Mode" in the corner, then there is a problem in one of the installed applications. Delete the recently installed programs.

If the phone does not go out of cycle even after reset, the problem may be hardware in nature, it can be a malfunction of the on button (it "stuck" inside the case and constantly sends a signal to restart) or damage to flash memory.

• 🔍 Check if the power or volume button is mechanically clamped (cover, dirt).
• 🔋 Connect your phone to the original charger for 30 minutes, even if it shows charging.
• 💻 Try connecting your phone to your PC through USB In the off state – if the PC makes a connection sound, the controller is alive.
• 🛠️ In extreme cases, you will need to flash through the Fastboot mode using a computer.

⚠️ Warning: If the phone heats up in the CPU area (top at the back) during a cyclic reboot, immediately stop trying to turn on.

Frequently Asked Questions (FAQ)