Owners of Xiaomi smartphones often face the need to reinstall the operating system when the device begins to work unstable or requires a transition to another version of MIUI. Model Redmi 6 Pro, known for its screen-bang and reliable processor, is still relevant, and the ability to correctly reflash it will prolong her life. The procedure may seem difficult for a beginner, but with a clear algorithm, the risk of turning the phone into a “brick” is minimal.
There are several ways to bring the gadget back to life: from a standard air update to deep flashing through the computer using the Mi Flash Tool utility. The choice of method depends on the current state of the device: whether it boots at all, whether the bootloader is locked and what the purpose is for the user. In this material, we will analyze all the stages of preparation and the immediate recovery process.
Before taking action, there is a responsibility to be aware of, and any interference with software carries potential risks.
⚠️ Note: All actions on flashing you make at your own risk.The author of the article is not responsible for possible failures in the operation of your device.
Preparation of the device and collection of necessary files
The first step is to prepare the workplace and the smartphone itself thoroughly, and you'll need a Windows computer that's working. USB-cable and stable Internet connection. Without a high-quality cable, communication with Fastboot can be interrupted at the most inopportune moment, leading to an error in recording.
The next thing you need to do is download the firmware itself. Redmi 6 Pro (codenamed sakura) has different versions: Global, China, Russia. It's important to download the one that matches your region or the one you want to go to. Files have the.zip extension for Recovery or.tgz for Fastboot.
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Use the original. USB-And the cheap charging cables often don't have data lines, making it impossible to flash it.
It's also worth checking the battery charge. The device should be charged at least 60 percent, or better 100%, and as you write down memory sectors, the power consumption increases, and a sudden shutdown can damage the system partition.
Types of firmware and choice of installation method
Not all firmware files are the same, and understanding their differences is critical to choosing the right installation method. An error in choosing the type of archive will cause the phone to simply issue an error message or start a cyclical reboot. The main firmware types are divided by installation method and regional affiliation.
There are two main archive formats for Xiaomi: the first is Recovery ROM, which is installed through the built-in recovery menu; the second is Fastboot ROM, which requires a connection to a PC and the use of special software.
| Type of firmware | File extension | PC required | Difficulty |
|---|---|---|---|
| Recovery (ZIP) | .zip | No. | Low. |
| Fastboot (TGZ) | .tgz /.tar | Yes. | Medium |
| EuROMod | .zip | No (often) | Tall. |
What is the difference between China and the Global version?
If you plan to simply upgrade or roll back to the version below without losing data (subject to the coincidence of regions), Recovery method is suitable. If the phone hangs on the logo or you need to completely clean all sections, then Fastboot is the only right solution.
Method 1: Update via Recovery Menu
This is the most secure method, and it doesn't require a computer if the firmware file is already loaded into the phone's memory, and it's suitable for routine upgrades or reinstallation within a single region. First, download the.zip file and place it in the root of the internal memory or on a microSD card.
Then you have to go to the recovery menu. To do this, turn off your smartphone completely. Then press the volume button and the power button at the same time. Hold them until the Mi logo appears, then release the power, but keep the volume down. You will see a menu with several items in English and Chinese.
Navigation in the menu is done with volume buttons (up/down), and the choice is confirmed by the power button. You need to select the Wipe Data item if you want a full reset, or immediately go to installation. However, manual firmware installation often requires activation of an additional feature.
☑️ Checklist before firmware
In some versions of MIUI, you manually click on the system logo or select Connect with MIAssistant and connect the cable to your PC by selecting the file through the Explorer, but the classic method of Choose zip from SDcard works more reliably if the file is already inside.
Method 2: Complete Fastboot and Mi Flash flash flash flash
If the previous method is not available or requires a clean installation, use Fastboot mode. To enter this mode on the phone turned off, press the volume button and the power button. The image of a hare repairing an android will appear on the screen and the words Fastboot.
Drivers must be installed on the computer ADB and Fastboot, and unpack the archive with the utility Mi Flash Tool. Unpacked firmware (a folder with many files inside, not the archive itself) should be placed on a path that does not contain Cyrillic and spaces, for example, C:\mi_sakura.
⚠️ Note: When using the Mi Flash Tool, be sure to select the correct cleaning mode at the bottom of the window.Clean all will completely delete all data, but this is necessary when changing the region or version of Android.
Launch it. flash_all.bat or select a path to a folder in the program interface and press the Flash button. 200 before 600 It's absolutely impossible to interrupt, and when it's done, the phone automatically reboots to the new system.
Solving errors and problems in firmware
During the Redmi 6 Pro flashing process, various errors can occur that confuse the user, one of the most common is a connection or driver error. The computer may not see the phone in Fastboot mode unless the appropriate drivers are installed.
Another common problem is the “Missmatching image and device” error, which means you’re trying to install firmware from another model. Make sure you download the archive specifically for sakura (Redmi 6 Pro) and not for Redmi 6 or 6A, as they have different hardware platforms.
There may also be a Not enough space error, which is treated by selecting the Clear All mode in the Mi Flash Tool, which will re-mark the memory partitions. USB-port, preferably USB 2.0, as 3.0 ports sometimes cause conflicts with older devices.
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The success of Fastboot firmware is 90% dependent on quality. USB-cable and correctness of installed drivers in Windows Device Manager.
Actions after successful installation of the system
Once the phone is on and you see the welcome screen, the initial setup phase begins, and the system can optimize applications for a long time, which is a normal process that takes up to 10 minutes, and you don't have to panic and restart the device at this point.
The first thing to do is check the firmware version in Settings → About Phone. Make sure the build number matches what you installed. It is also recommended to check for security updates right away, as the downloaded archive may not be the latest version.
Recovering data from a Google backup or Mi Cloud will take time. Don't load your phone with heavy games in the first hour of operation, let the system stabilize and index files, and this will extend battery life and ensure smooth interface performance.