Owners of the popular Xiaomi Redmi Note 5 smartphone often wonder if it is possible to breathe new life into the device with a fresher shell. Despite the fact that the model came out several years ago, many users are not ready to part with a reliable gadget. MIUI 12 allows you to access new visualization features and improved privacy.
The upgrade process doesn’t always go smoothly, especially when it comes to going through multiple major versions of Android.You’ll need to carefully study the requirements and prepare files to avoid problems with the bootloader. In this article, we’ll break down all the nuances of the procedure for the Redmi Note 5 model (codename whyred).
It is worth noting that official support for the device may be discontinued, and installing the latest available firmware sometimes requires manual intervention. Data backup is a mandatory step that cannot be ignored. Any manipulation of system files carries certain risks.
MIUI 12 features on the Redmi Note 5
The MIUI 12 shell brought a radically redesigned design and a new animation system to Xiaomi’s ecosystem. For the Redmi Note 5, it means a smoother interface, but also an increased load on the Snapdragon 636 processor. The visual effects of live wallpaper require enough RAM.
One of the key innovations is the Control Center control panel, which was removed from the notification curtain, which is addictive but makes it much easier to access frequently used features, but on older devices, animations may not work as well as on flagships.
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Before installing a heavy shell, clean 5GB of internal memory so the system can unpack update archives without errors.
Also worth mentioning are improved privacy tools, which now control app access to microphone and camera in more detail, and Redmi Note 5 users will be able to see which programs accessed data in the background.
Preparing a smartphone for flashing
Before any action is taken, make sure that the device is fully ready for upgrade, the battery should be at least 60% charged, as the installation process can take a considerable time, interruption of the procedure on a low charge can damage the system partitions.
Make sure to back up all your important data. Use cloud services or local storage to save contacts, photos and messages. Once you install the new version, you can't go back to your old firmware without losing data.
☑️ Preparation of Redmi Note 5
You'll need to set the mode. USB-debugging in the developer menu. Go to Settings for that. → About the phone and seven times click on the build number, then in the advanced settings will appear the necessary item to activate.
⚠️ Note: If your bootloader is locked, you will have to wait 7 days (168 hours) after applying for an unlock.
Methods of installing updates
There are several methods to install the new version of the software on the Redmi Note 5. The easiest option is to update through the restore menu if the firmware file is already downloaded. A more complex but reliable way is to use the Fastboot mode and the Mi Flash Tool utility.
Local updates allow you to install the package manually without losing data if the firmware version is newer than the current one. You need to download the.zip archive and place it in the root folder of internal memory. Then select three dots and manual installation mode from the update menu.
What is the difference between Recovery and Fastboot?
For advanced users, the method is available through TWRP Recovery, a customized recovery menu that allows you to install modified firmware and patches, but installing TWRP itself requires an unlocked bootloader and adherence to strict instructions.
| Method | Difficulty | Data retention | Requirements |
|---|---|---|---|
| Local Update | Low. | Yes. | ZIP-firmware-box |
| Through Mi Flash. | Tall. | No (full reset) | Unlocked BL, PC |
| Through TWRP | Medium | Depends on the action. | Recavery installed |
Step-by-step instructions via Mi Flash
This method is considered the most reliable for installing Fastboot firmware. First, download the.tgz file from the official website or a trusted source. Unpack the archive in the root of the C disk so that the path does not contain Cyrillic characters.
Put your smartphone into Fastboot mode, holding the power and volume buttons simultaneously. Connect the device to your computer via the original USB-Windows Device Manager should display a gadget with a yellow icon or as Android Bootloader Interface.
Run the Mi Flash Tool and press the Refresh button to let the utility find the phone. Select "Clean all" for complete data cleanup or "Save user data" if the firmware allows. Press Flash and wait until the process is complete, the indicator turns green.
⚠️ Note: During firmware through Fastboot it is strictly forbidden to disconnect the cable USB. This will result in a device being blocked (Hard Brick).
Possible errors and their solution
When updating Redmi Note 5 users often encounter an error "Can't verify update." This means that the security system can not verify the integrity of the file.
Another common problem is cyclic bootloop after installation, which can be caused by a Dalvik cache conflict or regional version incompatibility, and then logging into Recovery mode and clearing the Wipe Data partition helps.
If the device is stuck on the Mi logo, try to perform a forced reboot by holding the power button for more than 10 seconds. In critical cases, you will need to reflash through the Fastboot with full memory clearing.
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Use only original USB 2.0/3.0 cables and ports on the motherboard, avoiding front panels of the PC case for connection stability.
Optimization after installation of MIUI 12
Once the system is successfully updated, it takes time to optimize the applications. 15-20 A smartphone can run slower than normal and heat up more. It's a normal process of cache reassembly and file indexing.
It is recommended to disable unnecessary visuals if you notice a performance drop. Go to Settings → Advanced Settings → Developer and reduce the animation to 0.5x. This will make the Redmi Note 5 interface more responsive.
It's also worth checking battery settings and limiting background activity of heavy applications. MIUI 12 aggressively manages power consumption, but manually adjusting will help extend battery life. uninstall unused system applications via ADB if necessary.