What is Xiaomi’s “Reboot System”: A Complete Guide to Rebooting Devices

Have you ever seen the words “Reboot System Now” on your Xiaomi smartphone screen and wondered what it means? Or suddenly the device hung and this mysterious option appeared in the recovery menu? In this article, we will discuss in detail what Xiaomi’s reboot mode is when it is needed, and how to use it correctly – without the risk of losing data or turning the gadget into a “brick”.

The term reboot seems simple, but on Xiaomi devices — whether it’s a Redmi Note 12 smartphone, a Pad 6 tablet or a Mi Box S TV set-top box — it has nuances. For example, a simple power button reboot and a Reboot System in Recovery mode are two different processes with different consequences. We’ll explain why sometimes the system asks you to restart yourself, and sometimes this item only appears after you manipulate the firmware.

You will also learn how to distinguish a secure reboot from one that can erase your data, and what to do if after a reboot system the device is stuck on the Mi logo. And for power users, we have prepared a section on hidden reboot commands through ADB and Fastboot.

What Xiaomi’s Reboot System Means: Just About Complexity

Starting with the basic one, Reboot System Now is a command to fully reboot a device, clearing RAM and re-initializing all system processes. Unlike conventional shutdown/on, this method ensures that:

  • 🔄 All background processes will be closed correctly (including “hang” applications).
  • 📱 Android kernel will reboot from clean state, which helps with lags.
  • 🔧 Drivers will be restored (relevant after updates or crashes).

Where can I find this option?

Regime/menuIt looks likeWhen it comes
Recovery ModeThe text of the article “Reboot System Now”After installing updates, resetting settings or manually logging into Recovery
Fastboot ModeThe team fastboot rebootWhen running through a PC or unlocking a bootloader
Developer menuThe “Reboot” option in ADBDebugging with Android Debug Bridge

It is important to understand that Recovery’s “Reboot System” is not the same as Reboot to System (which may appear after resetting), the former simply restarts the device in normal mode, and the latter returns to the system after changes (for example, after cleaning data).

📊 Where do you see the "Reboot System" option most often"?
On the Recovery menu
When updating firmware
After resetting the settings
Never seen one.

When to use Reboot System on Xiaomi: 5 real cases

You don't have to click on "Reboot System Now" for nothing, because there are specific scenarios for this option.-5 Situations where a reboot via Recovery or Fastboot is really necessary:

  1. After installation of the official OTA-Update if you have updated the firmware through Settings → The phone. → Updating the system, but after the reboot, the Recovery menu with the item "Reboot System Now" appeared, is normal.
  2. When getting stuck on the Mi logo (bootloop) If the device is cyclically rebooted and doesn't load beyond animation, forced reboot via Recovery can help.
  3. After manually resetting to the factory settings (wipe data), in this case, "Reboot System Now"** is the only way to get back to the working system.

Here’s when you should NOT use this item:

  • ❌ If you are not sure what you are doing (for example, accidentally logged in to Recovery).
  • ❌ When connected to the PC device during firmware (risk to interrupt the process).
  • ❌ If you have previously done wipe cache but not wipe data, it can cause a crash.

💡

If you click on "Reboot System Now" and the device gets back into Recovery, it means the firmware is damaged. Try reinstalling it via Fastboot or Mi Flash Tool.

How to properly reboot Xiaomi via Reboot System: step-by-step instructions

The process of rebooting through Reboot System Now depends on the mode in which the device is in, and let's look at two of the most common scenarios.

Method 1: Reboot from Recovery Mode

This method is used if you have updated your firmware, made a reset, or simply need a “clean” reboot.

☑️ Preparing for a reboot through Recovery

Done: 0 / 4
  1. Click the combination to enter Recovery: 📱 For most smartphones: Power + Loudness up. 🖥️ For Mi. Box/TV set-top boxes: hold the Reset button on the body 5–7 seconds.

Recovery

«Reboot System Now»

(Use volume buttons for navigation, power button for selection).

Confirm the reboot. The device will start a process that can take up to 5-10 minutes.

Method 2: Reboot via Fastboot (for experienced ones)

This method is used when you are firmware or unlocking a bootloader. You will need a PC with Xiaomi drivers installed and the Fastboot tool.

fastboot devices # Check the connection of the device


fastboot reboot # Command to reboot

If the device does not respond to the command, try:

fastboot reboot recovery #Reboot in Recovery


fastboot reboot bootloader #Reboot in Fastboot

What if the device does not turn on after the “fastboot reboot” command?
This can mean that the firmware is damaged or the bootloader is locked. Try: 1. Repeat the command with the --force flag. 2. Swipe the device through the Mi Flash Tool in clean all. 3. Check the USB cable and port (sometimes the problem is in the physical connection).

Reboot System vs. Regular Reboot: What’s the Difference?

Many users confuse Reboot System Now with the usual power menu reboot.

ParameterA normal reboot.Reboot System (via Recovery/Fastboot)
Speed.Fast (10-30 seconds)Longer (up to 2-5 minutes)
Clearing the cachePartial (User processes only)Full (including system cache)
When usedWith lags, hangingsAfter updates, resets, modifications of the system
Risk of data lossMinimumHigh if you had a wipe before

For example, if you just want to refresh your smartphone after a long period of use, a normal reboot is enough. But if you just flashed Xiaomi.eu through TWRP, then Reboot System Now is the only safe way to apply the changes.

💡

Recovery is always deeper than normal, resetting the core state and re-initiating all drivers, which helps in case of serious failures.

Reboot System Mistakes: What to Do When Xiaomi Doesn't Enable

Sometimes, after you click "Reboot System Now," the device will suddenly go into a bootloop, or it won't respond at all. Here are 3 common problems and solutions:

Problem 1: Hanging on the Mi logo (bootloop)

If the screen shows the Xiaomi logo for more than 10 minutes after the reboot, then the system cannot complete the initialization.

  • 🔴 Damaged firmware (for example, after a failed update).
  • 🔴 Conflict of Magisk or Xposed modules.
  • 🔴 Incompatible version boot.img.

Decision:

  1. Go to Recovery and do wipe cache.
  2. If it doesn’t work, run your device through Fastboot using the Mi Flash Tool.
  3. For custom firmware: check the compatibility of the TWRP version and firmware.

Problem 2: The device goes to Recovery after the reboot

If you choose Reboot System Now** and you go back to Recovery, it means that the system can't boot.

  • 🔴 There's no file. boot.img or it's damaged.
  • 🔴 Incorrectly installed firmware (for example, for another model).
  • 🔴 Locked loader after reset.

Decision:

fastboot flash boot.img #Switch boot section


fastboot reboot #Reboot

Problem 3: Black screen after rebooting

If the screen is black, but the device vibrates or warms:

  • 🔋 Try charging the device for 30 minutes – the battery may have run out.
  • 🔌 Connect to your PC and check if it is defined in Fastboot (fastboot devices).
  • 🔧 If nothing helps, bring it to the service (possibly an iron problem).

💡

If the device behaves strangely after the reboot system (for example, the sensor does not work), try resetting the settings via Recovery (wipe data).

Hidden Reboot Commands: ADB and Fastboot for Advanced Users

For those who like to dig deeper, Xiaomi has hidden reboot commands that aren't visible on the standard menu. They're useful for debugging or recovering from crashes.

ADB commands for reboot

If you have USB debugging enabled (Settings → About Phone → MIUI version – tap 7 times, then Additional → For developers → USB debugging), you can use:

adb reboot # Standard Reboot


adb reboot recovery #Reboot in Recovery




adb reboot bootloader #Reboot in Fastboot




adb reboot sideload # Mode to install updates via ADB

Fastboot commands for low-level reboot

These commands work when the device is connected to the PC in Fastboot mode:

fastboot reboot # Standard Reboot


fastboot reboot recovery #Reboot in Recovery




fastboot oem reboot-recovery # Alternative way to download Recovery

Devices with a locked bootloader may need to be unlocked through the Mi Unlock Tool.

How to Reboot Xiaomi in the EDL-mode (emergency firmware mode)?
It's a risky method, but sometimes it's necessary to restore the bricks, by closing the test points on the board or using a special cable. It's not recommended for beginners!

FAQ: Frequent questions about Reboot System on Xiaomi

❓ What happens if you click on Reboot System Now without first wipe?
If you haven’t done wipe data or wipe cache, you’ll reboot normally, and all data and settings will be saved, but if you’ve installed custom firmware or modified system files before, you may have crashes (e.g. bootloop).
❓ Why After Updating MIUI The menu is now called "Reboot System Now»?
This is normal behavior after installation. OTA-The system asks you to confirm the reboot to apply the changes. If you do not click this option, the device can work with the old version of the firmware.
❓ Can I interrupt the restart process through the Reboot System?
⚠️ No! Interrupting (e.g. by taking out the battery or holding the power button) can damage system files. If the device hangs on the logo for a long time, give it 10-15 minutes. If nothing changes, see the error section.
❓ Does Reboot System Now work on a locked bootloader?
Yes, this option is available even with a locked bootloader, as it is part of standard Recovery. However, some Fastboot commands (such as firmware) will require unlocking.
❓ How to Reboot Xiaomi Mi Box with Reboot System?
For Mi Box S or Mi Box 4K: Turn off the console power. Press the Reset button on the case (near the HDMI port). Connect the power to hold Reset for 5-7 seconds. From the Recovery menu, select "Reboot System Now."