Why Xiaomi is rebooting for a long time and how to fix it

When your Xiaomi reboots for a long time, it can be taken by surprise at the most inopportune moment. Instead of the usual 30-40 seconds, the screen goes out, the MI logo appears, and the process takes a few minutes or even hours. Cyclical reboot or just a slow start of the system is not always a sign of a fatal motherboard failure, often it is due to software failures.

Users are faced with the fact that the device hangs on the logo, the screen flashes, but then the loading does not go. This behavior is typical for both budget models of the Redmi series and flagships Xiaomi Mi. Understanding the nature of the problem is the first step to successfully restore the functionality of the gadget without contacting the service center.

In this guide, we will take a look at diagnostic algorithms and troubleshooting techniques, how to safely clear the cache, check the state of the drive, and when it is really necessary to reflash the device, and the main thing is to act consistently and not panic if the phone has stopped responding in the usual way.

The main reasons for the long-term start-up of the system

Before you start taking action, you need to understand what exactly caused the malfunction of the Android operating system with the shell MIUI. Most often, the problem lies in overflowing of the system partition or conflict of recently installed applications. The accumulated debris in the cache can block the normal initialization of services at start.

Another common cause is system files damaged after a failed update or abrupt power outage during data recording. If the phone thinks long before turning on, this may indicate an attempt by the system to restore the integrity of the file structure. In rare cases, the physical wear of flash memory, which is typical for devices with a long life, is the culprit.

Also worth considering is the impact of third-party launchers and widgets: heavy themes or unoptimized programs in autoload can significantly increase boot script time. If after installing new software, the smartphone began to behave differently, most likely, the cause is precisely a software conflict.

• 📱 Overflow of the system partition with “junk” files and application cache.
• ⚡ Software conflict after failed update MIUI.
• 💾 Physical wear of internal drive or the appearance of broken sectors.
• 📉 The presence of heavy widgets and unoptimized themes in the autoload.

Forced reboot and check of buttons

The simplest and most often ignored solution is the banal freeze process. If Xiaomi reboots for a long time, try a forced restart. To do this, you need to press the power button and hold it for 10-15 seconds until the vibration and logo appears, this method allows you to lose static electricity and forcefully complete the suspended processes of the core.

A common cause of endless loading is sticking the on button itself or volume keys. Mechanical damage or moisture entering the housing causes the contact to be permanently closed, which the system perceives as a continuous signal to action, which causes a bootloop or delay in the hardware button check phase.

⚠️ Note: If the power button is physically stuck (failed or not clicked), do not try to disassemble the phone yourself without skills, as you can damage the plume or case.

Check the case that the device is in. A case that is too dense or deformed can press the keys to simulate a press. Remove the accessory and try to start the device again. If the problem disappears, then it was a mechanical action of a third-party object.

Safe mode and diagnostics of applications

If a standard boot is impossible or takes an unreasonable amount of time, it is worth trying to run Xiaomi in Safe Mode, in which the operating system only loads critical system components, ignoring all user applications, and this allows you to determine whether the problem is caused by third-party software.

To enter Safe Mode is usually enough at boot time when the logo appears. MI Or Android, press the volume button, and the exact method may vary depending on the version. MIUI If you're in safe mode, the phone boots up fast and the tab is running.--Or, it means that one of the applications you installed is to blame.

In this case, you need to remove newly installed programs or those that have deep access rights to the system (antiviruses, cleaners, launchers). Deleting a problem application often solves 90% of software freezes at start. After cleaning, you can restart as normal and check the result.

• 🛡️ Safe mode disables all third-party APK-file-start.
• 🗑️ Removing newly installed programs eliminates conflicts.
• 🔍 Task Manager checks help find "heavy" processes.
• ⚙️ Resetting application settings restores standard settings.

Cleaning the cache through Recovery Mode

When a system can't boot due to accumulated errors, Recovery Mode Recovery Mode comes to the rescue, a special diagnostic interface built into the phone's memory that allows you to perform maintenance without starting the main OS. Here you can clear the cache partition, which often solves the problem of long boot.

To enter this mode, you need to turn off the phone, then press the Volume Up + Power buttons simultaneously, hold them until the MI logo appears, after which the power button can be released, while continuing to hold the volume. In the menu, the navigation is carried out by volume buttons, and the choice is made by the power button (or tap on the screen if the touch is running).

From the Recovery menu, select Wipe Data or Wipe Cache if you can find it separately. It's important to understand the difference: Clearing the cache is safe for your photos and contacts, and Wipe All Data will completely delete all files from the phone, returning it to factory settings.

⚠️ Warning: Before performing Wipe All Data, make sure you have a backup of important data in the Mi Cloud or on your computer.

Memory problems and storage overflow

One of the most critical reasons Xiaomi has been rebooting for a long time is that internal memory is overflowing. Android requires free space to create temporary files and allow virtual memory to function properly. If the partition is 98-99% busy, the boot process can take hours or be interrupted.

In this situation, the phone may not even enter the menu, the only way out is to connect to the computer in MI Assistant mode (available in Recovery) and try to delete excess files through the PC file manager, and you can also try to clear the cache through the Recovery menu, if the system allows you to do this without completely clearing the data.

If there is space but the problem persists, the file system may be damaged, in which case the formatting of the data partition helps. However, if the memory is physically worn out (has many broken blocks), the software methods can only give a temporary effect, and the device will work slowly even after reset.

💡

Try to keep at least 15-20% of the total internal memory free, which ensures the system’s speed and no loading problems in the future.

Firmware and Recovery via Fastboot

If software failures are too severe and Recovery doesn't work, you'll need to completely reflash the device, using Fastboot mode, which allows you to download a new image of the system directly from your computer, the most radical, but also the most effective, treatment for bricks and cyclic reboots.

To enter Fastboot, press the Volume Down buttons + Power on the device turned off, and you'll see a picture of a hare in a hat, a cornea, repairing an android. USB Mi Flash Tool or Xiaomi ADB/Fastboot Tools.

The process involves downloading the official firmware for your model, unblocking it, and running the firmware script. It's important to choose the right version (Global, China, EEA) and the firmware type (Fastboot, not Recovery, if the phone doesn't boot), the process takes 5 to 15 minutes, after which the phone will restart with a clean system.

fastboot flash recovery recovery.img


fastboot reboot

💡

Using the original firmware from the official website miui.com is the only safe way to restore the system without the risk of getting a virus or broken communication modules.

When repairs are needed in the service center

Software methods don't always bring a device to life. If Xiaomi reboots for a long time even after completely flashing and resetting to factory settings, there's a high probability of hardware failure, most often eMMC/UFS memory fails or there are problems with the processor's power circuits.

Symptoms of hardware problems can include heating the lower part of the case when trying to turn on, lack of response to buttons, the appearance of artifacts on the screen or spontaneous reboots under load, in which cases diagnostics on special equipment and possibly soldering of components are required.

It's also worth checking the battery status, and if the battery is worn out and can't give off the required starting current, the phone will go into reboot as soon as the logo appears, when the power consumption increases dramatically, and replacing the battery in this case solves the problem instantly.

• 🔥 Strong heating of the body in the area of the processor when switched on.
• 🔋 The phone turns off when the charge is less 40-50%.
• 📉 Firmware does not eliminate hanging on the logo.
• 💧 Presence of traces of moisture or oxides on contacts.