MIUI 5 is one of the most legendary versions of the proprietary shell from Xiaomi, which still arouses interest among collectors and enthusiasts. But what Android hides under its interface? This question is relevant not only for owners of old devices, but also for those who want to install MIUI 5 on modern gadgets via custom firmware. In this article, we will look at what base it works on MIUI 5, how it affects performance and compatibility with applications, and also give practical advice on working with this version.

It is worth noting right away: MIUI 5 was released in 2013, and more than ten years have passed since then. The technical characteristics of smartphones and application requirements have changed a lot, so using this firmware today is more of a tribute to nostalgia or an experiment than an everyday necessity. However, for some devices (for example, Xiaomi Mi 2/2S or Redmi 1S) MIUI 5 remains the latest stable official version.

In the article you will find:

  • 🔍 Exact version Android, on which it is based MIUI 5, and its features.
  • 📱 List of devices that officially supported this firmware.
  • ⚙️ How to check the Android version on a device with MIUI 5 (including hidden menus).
  • ⚠️ Main compatibility problems with modern applications and services.
  • 🛠️ Instructions for installing custom firmware to extend the life of old smartphones.

What version of Android is used in MIUI 5?

MIUI 5 was released on base Android 4.4 KitKat (API level 19). This is confirmed by official releases for supported devices, as well as analysis of system firmware files. However, there are nuances:

  • 📌 For some devices (for example, Xiaomi Mi 2A) there were port versions of MIUI 5 on Android 4.1 Jelly Bean (API 16), but they were unofficial and less stable.
  • 🔄 The latest updates MIUI 5 (released in 2014–2015) were used KitKat with security patches that were relevant at that time.
  • 🚫 B MIUI 5 there is no support for 64-bit applications, since Android 4.4 did not have a full implementation of the 64-bit architecture (it appeared only in Android 5.0 Lollipop).

For comparison: modern versions MIUI (for example, MIUI 14) work on Android 13–14, which makes MIUI 5 outdated for more than 10 years. This imposes serious limitations on functionality:

📊 Have you ever used MIUI 5?
Yes, on the old Xiaomi
I tried it using custom firmware
No, but I heard about it
I don’t know what it is
Characteristics Android 4.4 (MIUI 5) Android 13 (MIUI 14)
Support 64-bit applications ❌ No ✅ Yes
API level 19 33–34
Max. RAM capacity (officially) 2–3 GB 16+ GB
Vulkan support ❌ No ✅ Yes
File system encryption ❌ FDE only ✅ FBE (File-Based Encryption)

If you plan to use MIUI 5 in 2026, be prepared for the fact that many applications (for example, banking clients, instant messengers or games) simply will not work due to an outdated API. In addition, Google Play Services on Android 4.4 have not been updated for a long time, which creates risks. security.

💡

To check which applications are compatible with your version of Android, use the site APKMirror —the API requirements for each APK version are indicated there.

Which devices officially had MIUI 5?

MIUI 5 Was it pre-installed or available for update on the following devices? Xiaomi:

  • 📱 Xiaomi Mi 2 / Mi 2S —flagships of 2012–2013 with a processor Snapdragon S4 Pro.
  • 📱 Xiaomi Mi 2A —budget version with Snapdragon S4 Plus.
  • 📱 Xiaomi Redmi 1 / Redmi 1S —the first smartphones of the series Redmi s Snapdragon 400.
  • 📱 Xiaomi Mi 3 —flagship of 2013, but MIUI 5 on it quickly changed to MIUI 6.
  • 📱 Xiaomi Mi 4 - received MIUI 5 only in early test builds.

There were also unofficial ports for devices of other brands (for example, Samsung Galaxy S3 or Nexus 4), but they often had bugs and were not supported Xiaomi.

If you want to install MIUI 5 on a modern device, this is only possible through custom firmware (for example, LineageOS with ported MIUI), but such a process requires deep knowledge and can lead to to brik devices.

How to find out if your device supports MIUI 5?

Check the model in the database Xiaomi Firmware Center (in the firmware archive If there are assemblies marked for your model). "MIUI 5", which means it is officially supported. Please note that installation may require unlocking the bootloader and custom recovery (TWRP).

How to check the Android version on a device with MIUI 5?

If you already have MIUI 5check the version Android possible in several ways:

  1. Through the system settings:

    Go to Settings → About the phone → MIUI version. The shell version will be indicated there (for example, MIUI 5.12.26) and the Android version (for example, 4.4.4 KTU84P).

  2. Through the engineering menu:

    Open the application Phone and enter ##4636##In the section Phone information there will be a line OS version.

  3. Via ADB:

    Connect the device to the PC and run the command: 

    adb shell getprop ro.build.version.release

    It will return the version Android (for example, 4.4.4).

If the Android version is not displayed or is only indicated MIUI 5, this may mean that the firmware is heavily modified (for example, a custom build). In this case, check the file /system/build.prop through a file manager with rights root:

ro.build.version.release=4.4.4

ro.build.version.sdk=19

Open "Settings → About phone"|View the version in the engineering menu (##4636##|Use the ADB command for the exact version|Check build.prop (for advanced users)-->

MIUI 5 compatibility problems with modern applications

Main problem MIUI 5 — outdated Android 4.4 KitKatthat does not support:

  • 🔒 Modern security protocols: many banking applications (for example, SberBank Online or Tinkoff) require Android 6.0+.
  • 🎮 Games with 64-bit architecture: PUBG Mobile, Genshin Impact and others refuse to start.
  • 📱 Google Play Services: latest versions do not support API 19, which leads to malfunctions of Google Maps, YouTube and other services.
  • 🔄 Application updates: many developers have stopped releasing APKs for Android 4.4.

Solutions to bypass restrictions:

  1. Use alternative clients:

    For example, instead of Google Play Market install applications via APKMirror or F-Droid (but this is risky from a security point of view).

  2. Install MicroG:

    This is an open replacement Google Play Servicesthat works on older versions of Android. However, not all functions will be available.

  3. Use web versions:

    Many services. (for example, Telegram or VKontakte) have web versions that can be opened in a browser.

💡

MIUI 5 does not support modern encryption standards (for example, TLS 1.3), which makes it vulnerable to human attacks in the middle" (MITM) when connecting to public Wi-Fi.

If it is critical for you to use a specific application, check its requirements on the developer's website. For example, WhatsApp officially stopped supporting Android 4.4 as of November 2023 year.

Is it possible to update MIUI 5 to a newer version of Android?

Officially - no. Xiaomi did not release updates for MIUI 5 after 2015. However, there are several alternatives:

  1. Install custom firmware:

    For example, LineageOS (based on Android 7–10) or Pixel Experience. To do this you will need:

    • 🔓 Unlock the bootloader (fastboot oem unlock).
    • 📥 Install custom recovery (TWRP).
    • 🖥️ Flash new firmware via adb sideload or TWRP.
  • Use GSI (Generic System Image):

    These are universal firmwares that can be installed on devices with Project Treble (but MIUI 5 does not support it).

  • Buy a new device:

    If your smartphone is older than 2015, most likely, even a custom one will not handle its hardware Android 10.

    • Warnings before flashing:

    💡

    Before installing custom firmware, make a backup copy of the partition EFS (contains IMEI and other critical data). Its loss may make the device unsuitable for calls.

    ⚠️ Attention: Firmware with unofficial assemblies can lead to loss of warranty, non-functional modules (camera, Wi-Fi) or complete failure of the device. Before starting, check the compatibility of the firmware with your model on the forums XDA Developers or 4PDA.

    If you decide to update, here is an approximate algorithm:

    1. Unlock the bootloader (for Xiaomi, you need to link your Mi account).

    2. Install TWRP via fastboot:
    

    fastboot flash recovery twrp.img
    

    3. Boot into recovery and flash the firmware (for example, LineageOS).
    

    4. Flash Gapps (if you need Google services).
    

    5. Run wipe dalvik/cache.

    Optimizing MIUI 5 for everyday use use

    If you decide to stay on MIUI 5, here are some tips on how to make its work more comfortable:

    • 🧹 Clearing the cache: Regularly clear the application cache in Settings → ApplicationsOn Android 4.4 the cache quickly clogs up. memory.
    • 🔋 Battery saver: Turn off background synchronization for unnecessary applications and use the mode Saving energy.
    • 🛡️ Security: Install an alternative browser (for example, Firefox Focus) and disable installation of applications from unknown sources.
    • 📶 Network: If you have problems with mobile data, try manually selecting the network in Settings → SIM cards and networks → Search for networks.

    You can also try roll back some system applications up to older versions (for example, Google Play Services 14.7.99 - the latest one that supports Android 4.4).To do this:

    1. Download the APK of the desired version from APKMirror.
    2. Uninstall the current version via adb uninstall com.google.android.gms.
    3. Install the old version manually.

    If the device is too strong slows down, try disabling interface animation. To do this:

    adb shell settings put global window_animation_scale 0

    adb shell settings put global transition_animation_scale 0
    

    adb shell settings put global animator_duration_scale 0

    Common errors and their solutions in MIUI 5

    Here are the most common problems and ways to fix them:

    Problem Possible cause Solution
    Google Play Market does not work Outdated Google Play Services Install MicroG or roll back the version of services
    Does not connect to Wi-Fi Incompatibility with modern routers (WPA3) Switch the router to WPA2 or change the region in the Wi-Fi settings
    Applications crash on startup Lack of memory or incompatibility with the API Clear the cache, disable unnecessary services or look for alternative APK
    The camera does not work Damaged drivers or conflict with the firmware Reflash the camera module via TWRP or reset the settings

    If the device does not turn on after an unsuccessful update, try booting into Fastboot Mode (hold Volume down + Power) and flashing the original firmware via Mi Flash Tool.

    ⚠️ Attention: When restoring via Mi Flash Tool select option Clean All, and not Clean All and Lock, so as not to block the bootloader forever.

    FAQ: Frequently asked questions about MIUI 5

    Is it possible to install MIUI 5 on a modern smartphone (for example, Redmi Note 12)?

    No, this is officially impossible. MIUI 5 was developed for devices with 32-bit processors old drivers. The maximum that can be done is to find an unofficial port for your model (for example, on XDA Developers), but it will be there. unstable.

    Why does MIUI 5 not support 64-bit applications?

    Because Android 4.4 KitKat did not have full support for 64-bit architecture ARM64. It appeared only in Android 5.0 Lollipop (2014). All applications on MIUI 5 work in 32-bit mode. data-i="277">How to transfer data from MIUI 5 to a new smartphone?which limits their performance and compatibility.

    How to transfer data from MIUI 5 to a new smartphone?

    Use cloud services or physical copying:

    1. Photo/video: upload to Google Photo (if it works) or copy to PC via MTP.
    2. Contacts: export to file .vcf via Contacts → Import/Export.
    3. Messages: use applications like SMS Backup & Restore.

    Avoid data-i="287">—it may not support such old versions Mi Cloud - it may not support such old versions MIUI.

    Where to download the original MIUI 5 firmware?

    Official firmware can be found in the archives:

    Before downloading, check the hash of the file (MD5) to avoid fakes.

    Is it possible to get root access on MIUI 5?

    Yes, but the process differs from modern methods. For MIUI 5 suitable:

    1. Use KingRoot or Framaroot (work on Android 4.4).
    2. Install SuperSU via custom recovery.
    3. For some models there are exploits like DirtyCOW.

    After getting root, it is recommended to install Xposed Framework to fine-tune the system.