Redmi Note 3 Pro - legendary smartphone from Xiaomi, which still remains relevant thanks to powerful hardware and the active support of enthusiasts. On the forum 4PDA hundreds of topics with firmware, mods and instructions have been collected, but it can be difficult for beginners to understand all this. This article will help you avoid common mistakes when flashing firmware, unlocking the bootloader and optimizing your device.

We will look in detail where to download official and custom firmware for Redmi Note 3 Pro (codename kenzo), how to properly unlock the bootloader via Mi Unlock Tool, and what hidden functions can be activated without root rights. You will also learn why some firmware with w3bsit3-dns.com can “brick” the device and how to avoid this.

1. Technical characteristics of Redmi Note 3 Pro: why it is still popular

Released in 2016, Redmi Note 3 Pro became one of the best-selling smartphones Xiaomi thanks to the combination of performance and price. Even today it 6-core Snapdragon 650 processor (2×1.8 GHz Cortex-A72 + 4×1.4 GHz Cortex-A53) will cope with most everyday tasks, and 3 GB RAM And 32/64 GB memory allow you to use the device as a media center or game console for light projects.

Key features of the model:

  • 📱 Display: 5.5″ Full HD (1920×1080) IPS, Gorilla Glass 3 protection.
  • 🔋 Battery: 4050 mAh with fast charging support Quick Charge 3.0 (but requires a separate adapter).
  • 📷 Camera: main 16 MP (SONY IMX258, f/2.0), front 5 MP.
  • 🎵 Audio: stereo speakers (a rarity for state employees of that time).
  • 🔄 Additionally: fingerprint scanner, IR port, support for two SIM cards + microSD.

The main disadvantage is the lack of official support Android above 6.0.1 (MIUI 8). However, thanks to the w3bsit3-dns.com community, the device can be updated to Android 10/11 through custom firmware, such as LineageOS or Pixel Experience.

📊 What firmware are you using on Redmi Note 3 Pro?
  • Official MIUI
  • LineageOS
  • Pixel Experience
  • Another custom
  • I don't know

2. Where to download firmware for Redmi Note 3 Pro on w3bsit3-dns.com: official and custom

Forum w3bsit3-dns.com - the main source of firmware for Redmi Note 3 Pro, but not all files there are safe. Official builds MIUI It's better to download from Xiaomi website, and custom ones are from proven themes with a high rating. Below is a table with current links (as of 2026):

Firmware type Android version Link to w3bsit3-dns.com Features
Official MIUI (Global) 6.0.1 Here Stable, but outdated. Suitable for daily use.
MIUI EU (unofficial) 6.0.1–8.1 Here Without Chinese software, weekly updates (until 2019).
LineageOS 16/17.1 9.0–10.0 Here Clean Android, good optimization, but possible bugs with the camera.
Pixel Experience 10.0–11.0 Here The interface is like the Google Pixel, but requires an unlocked bootloader.

⚠️ Attention: Firmware from w3bsit3-dns.com is often modified by users. Before installation, check the file hash (MD5) and read the reviews in the topic. Some assemblies may contain malicious software or incorrect drivers, due to which the smartphone will stop booting.

For beginners, we recommend starting with official MIUI Global. If you need new versions of Android, choose LineageOS or Pixel Experience, but be prepared for possible problems with:

  • 📶 By module Wi-Fi/Bluetooth (solved by replacing drivers).
  • 🔋 Fast charging (not all custom cores support Quick Charge).
  • 📷 Camera operation (HDR or portrait mode may not be available).

3. Unlocking the bootloader of Redmi Note 3 Pro: step-by-step instructions

Without unlocking the bootloader (bootloader) it is impossible to install custom recovery or firmware. Xiaomi officially allows unlocking, but the process requires an account Mi and waiting (sometimes up to 720 hours!). Here's how to do it right:

  1. Link your device to your Mi account:
    • Go to Settings → About phone → MIUI version (tap 7 times to activate developer mode).
    • Return to Settings → Advanced → For Developers and turn it on OEM unlocking And USB Debugging.
    • Login to your account Mi in the device settings.
  • Download Mi Unlock Tool with official website (version no lower than 5.5.224.54).
  • Connect your smartphone in Fastboot mode: 
    adb reboot bootloader

    Or turn off the device and press Volume Down + Power.

  • Launch Mi Unlock Tool as an administrator, log into your account and follow the instructions. If the “Couldn’t unlock” error appears, wait the specified time (usually 168–720 hours).

    • Link your Mi account to your device|Enable OEM unlocking and USB debugging|Download Mi Unlock Tool from the official website|Connect your phone in Fastboot mode|Run the utility as administrator-->

    ⚠️ Attention: After unlocking the bootloader, all data will be reset (full wipe)! Make a backup in advance via Mi PC Suite or TWRP (if already installed). Also note that some banking applications (eg. Sberbank Online) may stop working due to a trigger SafetyNet.

    4. Installing TWRP and custom firmware: avoiding “bricks”

    After unlocking the bootloader you can install custom recovery (TWRP) and flash an alternative OS. For Redmi Note 3 Pro suitable version TWRP 3.6.2 from the developer mauronofrio (link in topic on w3bsit3-dns.com).

    Step by step instructions:

    1. Download twrp-3.6.2_kenzo.img and save it in a folder with fastboot.
    2. Connect your phone in Fastboot and run the command: 
      fastboot flash recovery twrp-3.6.2_kenzo.img
    3. Immediately boot into recovery: 
      fastboot boot twrp-3.6.2_kenzo.img

      (this is a temporary download to avoid overwriting stock-recovery).

    4. B TWRP make a full backup (Backup → Select All).
    5. Flash the firmware (for example, lineage-17.1-kenzo.zip) through Install, then Wipe → Format Data (required!).
    6. Reboot. The first launch may take 10–15 minutes.

    What to do if TWRP does not see the internal memory?

    If after installing TWRP the internal memory shows as 0 MB, you need to flash the encryption patch:

    1. Download disable_forceencrypt_kenzo.zip (available in the TWRP topic on 4PDA).

    2. Install it via Install in TWRP.

    3. Reboot into recovery and check memory availability.

    If the problem persists, try another version of TWRP (for example, 3.5.2).

    ⚠️ Attention: Never install firmware for Redmi Note 3 (without Pro)! These models have different processors (Helio X10 vs Snapdragon 650), and firmware from the non-Pro version will turn your smartphone into a “brick”.

    5. Hidden features and optimization: how to get the most out of an old smartphone

    Even without firmware Redmi Note 3 Pro you can speed it up and add new features. Here are some tricks that work:

    • ⚡ Speed up animation: Enable developer mode (as in step 3) and install:
      • Window animation: 0.5x
      • Transition Animation: 0.5x
      • Animator duration: 0.5x

      This will make the interface noticeably faster.

    • 🔊 Stereo sound activation: In the engineering menu (*#*#36446337#*#*) select Hardware Testing → Audio → LoudSpeaker Mode and turn it on Dual Speaker.
    • 📡 Improving Wi-Fi Signal: In the same engineering menu, go to Wi-Fi → Wi-Fi Config and install Wi-Fi Channel Bonding in Enable.
    • 🔋 Extending battery life: Disable Auto brightness and set it to a fixed value of 50-60%. Also disable background activity for unnecessary applications in Settings → Battery → Power management.

    💡

    If your smartphone starts to slow down, try turning it off. MIUI Optimization in developer settings. This feature often conflicts with custom firmware and background processes.

    For those who like experimenting, there are mods on w3bsit3-dns.com:

    • 🎮 Game Turbo — optimization for games (reduces lags in PUBG Mobile or Call of Duty).
    • 📸 GCam - camera port from Google Pixel with improved HDR and night mode.
    • 🔒 Magisk - to obtain root rights without a trigger SafetyNet (needed for banking applications).

    6. Typical problems of Redmi Note 3 Pro and their solutions

    Despite the reliability, Redmi Note 3 Pro There are several “diseases” that are discussed on w3bsit3-dns.com:

    Problem Reason Solution
    Doesn't turn on after flashing Incompatible firmware or installation error Flash through Fastboot official MIUI using Mi Flash Tool (select clean all).
    Overheating when charging Defective battery or power supply Use original adapter 5V/2A or replace the battery (cost ~1500 rubles).
    Stereo sound doesn't work The settings in the engineering menu have disappeared Reset sound settings via *#*#36446337#*#* or flash a patch dual_speaker_fix.zip.
    Constant reboots Kernel conflict or processor overclocking Install the stock kernel or roll back the firmware to a stable version.

    💡

    If after the firmware the smartphone freezes on the logo Mi, don’t panic - in 90% of cases, resetting through Fastboot team fastboot erase userdata (data will be deleted!).

    Another common problem is Fingerprint scanner failure after the update. Solved by flashing the module persist through TWRP (file persist_kenzo.img can be found in the topic on 4PDA).

    7. Alternative ways to use Redmi Note 3 Pro in 2026

    If the smartphone is obsolete as the main device, it can be adapted for other tasks:

    • 🎬 Media player for TV: Install Kodi or VLC, connect by HDMI via adapter USB-C → HDMI (requires root for full functionality).
    • 🎮 Game console: Sew RetroArch and emulators for PS1, N64 or GameCube. Snapdragon 650 runs most games on medium settings.
    • 📡 Router or access point: Via app NetShare or firmware OpenWRT (requires root).
    • 🔒 Home automation device: Install Home Assistant through Termux or Docker.
    • 📷 IP camera: Applications IP Webcam or DroidCam will turn your smartphone into a surveillance camera with recording to the cloud.

    💡

    For maximum performance in games, disable the second SIM slot (if not in use) - this will reduce processor heating by 5-10%.

    FAQ: Frequently asked questions about Redmi Note 3 Pro

    ❓ Is it possible to update Redmi Note 3 Pro to Android 12?

    No, the maximum supported version is Android 11 through custom firmware (for example, LineageOS 18.1). Newer versions are not ported due to driver limitations for Snapdragon 650.

    ❓ Why does the mobile network not work after the firmware?

    Most likely not installed modem files (firmware). Download the package firmware-update-kenzo.zip from the firmware topic on w3bsit3-dns.com and flash it through TWRP after installing the OS.

    ❓ How to return the stock firmware if the smartphone does not turn on?

    Use Mi Flash Tool:

    1. Download fastboot firmware for kenzo with official website.
    2. Unpack the archive into a folder without Cyrillic characters.
    3. Connect your phone in Fastboot and run flash_all.bat.

    ❓ What accessories are suitable for Redmi Note 3 Pro in 2026?

    Considering the age of the model, original accessories are difficult to find, but there are analogues:

    • 🔋 Battery: BL-416 (capacity 4050 mAh, manufacturers - Patona or Remax).
    • 🛡️ Cases: Suitable from Redmi Note 3 (but check the cutout for the fingerprint scanner).
    • 🔌 Chargers: Any with support Quick Charge 3.0 (For example, Anker PowerPort+ 1).

    ❓ How to check if the bootloader is unlocked?

    Turn off your phone and press Volume Down + Power. If the message appears at the bottom of the screen UNLOCKED - bootloader is unlocked. If LOCKED - a procedure will be required via Mi Unlock Tool.