Developer mode on Xiaomi Mi: how to turn it on and why it is necessary

Developer mode on Xiaomi Mi smartphones is a hidden feature that allows you to access advanced MIUI settings, which can optimize performance, test new features or even unlock features not available in the standard interface, but many users do not know how to activate this mode properly for fear of disrupting the device.

In this article, we will discuss in detail how to turn on the developer mode on different Xiaomi Mi models, what features become available after activation, and what you should pay attention to not harm the smartphone, you will also learn how to turn off this mode if it is no longer needed, and what hidden settings can be useful in everyday use.

What is a developer mode and why it is needed

Developer Mode is a special section of Android settings designed for testing and debugging applications. On Xiaomi Mi smartphones, it is hidden by default, since most users do not need its functions. However, for experienced users, this mode offers a wide range of opportunities:

• 🔧 Debugging by USB — It is necessary to connect to the PC through ADB and using tools like Fastboot.
• ⚡ Accelerated animation – reduces delays when switching between screens.
• 📱 Unlocking the bootloader is the first step to install custom firmware.
• 🔄 Background Processes – Managing the Number of Operating Applications to Save Battery.

Without developer mode, you can’t perform many operations, such as root rights or flashing your device through TWRP. However, not all functions are safe: incorrect settings can lead to poor performance or even a “brick” of the device (complete inoperability).

How to turn on the developer mode on Xiaomi Mi: step-by-step instructions

The process of activating the developer mode on Xiaomi Mi is almost no different from other Android smartphones, but there are nuances associated with the shell of MIUI. Follow the instructions carefully so as not to miss important steps:

1. Open the Settings app on your smartphone.
2. Scroll down and select About Phone (or About Device on some models).
3. Find the MIUI version line and tap it 7 times in a row, and then a notification will appear: "You became a developer!"
4. Return to the main Settings menu – now there will be a new section Additional → For developers.

If nothing happens after 7 taps, check:

• 🔹 You're just tapping the Version. MIUI, not in the model of the device.
• 🔹 On some firmware (MIUI 12 and later) you may need to enter a password or pattern lock.
• 🔹 Make sure you do not have any restrictions through parental control.

On some Xiaomi Mi models (such as Mi 11 or Mi 12), additional confirmation in the Security section may be required after activation of the developer mode.

Where to find the developer settings after activation

After successful activation, the Developer Form section appears in the Settings menu, but its location may vary depending on the version of MIUI.

If the section is Suddenly disappeared after an update, try searching for "Developer options" in the settings search bar (magnifying glass icon). Also, on some Xiaomi Mi models with global ROM, the path may differ from the Chinese version of the firmware.

⚠️ Attention: On firmware MIUI European region (EEA) Some developer functions may be limited due to requirements GDPR. For example, debugging USB will be available only after confirmation through SMS.

The main functions of the developer mode on Xiaomi Mi

Once you activate the developer mode, you get access to dozens of hidden settings, and let’s look at the most useful ones that most users will find useful:

• 🚀 Debugging by USB (USB Debugging – allows you to connect to the PC through ADB to execute commands, install firmware or restore data.
• 🔄 Background process limit – helps save battery power by limiting the number of applications running.
• 🎯 Strict mode - illuminates the screen during long I/O operations, helping to identify "lags".
• 📡 Stay awake (Do not turn off the screen while charging) – convenient for testing or viewing content.
• 🔧 Unlocking OEM (OEM Unlocking – required to unlock the bootloader before the firmware.

One of the most popular features is animation acceleration, and to make the interface more responsive, change the following parameters:

1. Window animation scale → 0.5x off
2. Transition animation scale → 0.5x off
3. Animator duration scale → 0.5x off

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If the animation changes the interface to "twitch", return the values to the standard (1x). on weak smartphones (Mi A1, Redmi 4X), disabling animations can lead to visual artifacts.

For app developers, the option to “Do not turn off the screen while charging” and “Show taps” will be useful, which visualizes touch points on the screen, which helps debug gestures and taps in your own projects.

What to do if the developer mode disappears after the update

Sometimes, after the MIUI update, the Developer section disappears from the settings menu, and this can happen for several reasons:

1. Reset settings – after the update, the system can reset some parameters, including access to the developer mode. Solution: activate it again (7 taps according to the MIUI version).
2. Change the firmware region – if you have reflashed your device from Global to China ROM (or vice versa), the path to settings may change.
3. Xiaomi’s Security Policy – on New Versions MIUI 14+ Some of the developer's functions are hidden behind additional authentication: 🔹 Reboot your smartphone. 🔹 Clear the application cache Settings (Settings) → Annexes → Application management → Settings → Clear the cache).

⚠️ Note: If not only the developer settings but also other sections (e.g. Security or Accounts) are missing after the update, this may indicate damage to system files. In this case, it is recommended to reset to factory settings or reflash the device via Fastboot.

Some Xiaomi Mi models (such as the Mi 10T or Mi 11 Lite) may need to unlock the bootloader again after major upgrades (MIUI 12 → MIUI 13), even if you have done so before.

How to turn off the developer mode on Xiaomi Mi

If you no longer need the developer's functions, you can turn it off, which is also useful for security, since some settings (such as USB debugging) can be used by attackers to access data.

1. Go to Settings → Additional → For developers.
2. In the upper right corner, click on the On/Off switch (or Developer options in English firmware).
3. Confirm the action if necessary.

On some versions of MIUI (e.g. MIUI 13), a complete deactivation of the developer mode is possible only through resetting:

1. Go to Settings → About the phone → Reset settings.
2. Choose Reset All Settings (not to be confused with Reset to Factory, which will delete all data!).
3. After the reboot, the Developer section will disappear.

⚠️ Attention: On firmware MIUI For Xiaomi Mi with a blocked bootloader, disabling the developer mode may result in the inability to re-activate without unlocking through the Mi Unlock Tool. This is true for models purchased in official stores (for example, Mi 11 Ultra or Mi 12 Pro).

If you plan to sell or transfer a smartphone to another person, it is recommended not only to turn off the developer mode, but also:

• 🔹 Delete all Xiaomi and Google accounts.
• 🔹 Perform reset to factory settings.
• 🔹 Untie the device from the Mi Cloud (if tied).

Xiaomi Mi’s Hidden Features Available Through Developer Mode

In addition to the standard features, the Xiaomi Mi developer mode gives you access to unique settings that are not officially documented.

• 📵 Force 4G/5G (Set preferred network type – forced network selection (useful if the smartphone is constantly switching to the network) 3G).
• 🔊 Disable absolute volume (disable absolute volume) – disables automatic volume control when connecting Bluetooth devices.
• 📱 Force GPU rendering (Force GPU rendering – causes applications to use a GPU, which can speed up the interface (but increases battery consumption).
• 🔋 Background check – shows which apps are consuming the battery in the background.

In the models with AMOLED-screens (e.g. Mi 10, Mi 11) in developer mode can be activated DC Dimming (DC dimming, which reduces screen flickering at low brightness, is useful for pulsation-sensitive backlight users, but note that on some devices, this feature can cause post-image effects (e.g., "shadows" after bright objects).

For experimentation enthusiasts, the Enable freeform windows option is interesting – it allows you to run applications in floating windows (like the Samsung DeX), but on Xiaomi Mi this feature is unstable and can lead to a freeze in the interface.

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Not all hidden features of the developer mode are tested by Xiaomi for compatibility with specific models. Use them at your own risk, especially if you have a budget smartphone (Redmi Note series).

FAQ: Frequent questions about the developer mode on Xiaomi Mi