How to enable Mi Sound on Xiaomi Redmi: The Complete Guide

Xiaomi and Redmi smartphone owners often face a situation where the standard sound of built-in speakers or connected headphones seems not saturated enough. Xiaomi has introduced MIUI and the new HyperOS advanced software package that allows you to customize the audio stream in detail to suit the user’s personal preferences. This feature, known as Mi Sound Enhancer, is available not only in flagship models, but also in budget devices of the Redmi series, although access to it is sometimes hidden from the eyes of the average user.

Activating the advanced audio settings allows you to not only increase the volume, but also change the timbral color, add depth to the bass or make high frequencies cleaner. The key point is that the Mi Sound mode automatically determines the type of audio device connected (earphones, Bluetooth headset) and applies the appropriate profile. Without the right setting, you use only a small part of the potential of your smartphone audio track.

In this guide, we will discuss all the ways you can activate and fine-tune your sound engine, how to find hidden menus, what options to change for different genres of music, and what to do if the sliders are inactive. A competent system configuration will allow you to get studio sound quality even on a standard headset.

What is Mi Sound Enhancer and How Does It Work?

Mi Sound Enhancer is a set of software algorithms that process audio signals in real time before they are transmitted to the speaker or headphone jack. Unlike simple equalizers that only regulate frequencies, this module is able to simulate surround sound, compensate for the shortcomings of cheap speakers and adapt the sound to a specific headphone model.

The main purpose of implementing this functionality in Redmi and Xiaomi smartphones is to compensate for the physical limitations of compact speakers. A small speaker cannot physically reproduce a deep bass as well as a large acoustic system. Digital signal processing (DSP) algorithms create the illusion of low frequencies by adding the necessary harmonics, which makes the sound more complete and powerful.

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Use wired headphones with resistance up to 32 ohms for the best result from the built-in smartphone amplifier.

It's worth noting that the module is operating on a version of the operating system. In older versions of MIUI, the functionality was richer and allowed you to choose specific models of headphones from the list of brands. In modern versions of HyperOS and MIUI 14, the interface has become minimalistic, but the efficiency of the algorithms has increased.

• 🎧 Automatic recognition of the type of connected headset for the application of the optimal profile.
• 🎚️ Multi-band graphic equalizer for manual frequency adjustment.
• 🔊 Function of virtual extension of stereobe to create the effect of surround sound.
• 📱 Adaptation of settings for a specific smartphone model and its acoustic properties.

Basic activation through the standard settings menu

For most users, the standard activation path will be enough. This method does not require superuser rights or third-party software installation. The first thing you need to do is get into the main settings menu of your device, find the gear icon on your desktop or in the notification curtain and click on it.

In the menu that opens, we're interested in the audio section, which may be called Sound and Vibration or just Sound depending on the firmware version, and inside that menu, scroll down to find Mi Sound Enhancer. If you have a Russified global firmware version installed, it may be called Sound Improver or Mi Sound.

Once the slider is activated, the system will suggest you choose the type of audio device you use, which is a critical step because it depends on the equalizer (preset) and if you use built-in speakers, select the appropriate item. If you have headphones connected, specify the type (earbuds, overheads, etc.).

⚠️ Attention: After the Mi Sound Enhancer function is turned on, the volume of the sound may subjectively change.

Some users may not find this item on the menu. This often happens on Chinese firmware (CN ROM), where the functionality can be cropped or renamed. In this case, try changing the system language to English - the item may appear as Mi Sound Enhancer.

Advanced equalizer and profile setting

Once the main switch is activated, you can have a detailed setup. By clicking on the name of the headphone type you select or the arrow next to Mi Sound, you'll be taken to the equalizer menu. Here's a graph with sliders, each of which is responsible for a specific frequency range. The left side of the graph is low frequencies (bass), the middle is vocals and basic instruments, the right is high frequencies (plates, hiss).

For fans of different musical genres, there are ready-made presets. You can choose Rock, Pop, Jazz or Classic. Each preset is a pre-saved configuration of sliders that emphasizes the characteristics of the genre. For example, in Rock mode, low and high frequencies are usually raised to create an aggressive sound, and in Classic, an even frequency characteristic is maintained.

Power users can create their own configuration. When lifting sliders, try not to take them to extreme positions, as this can cause digital distortion (clipping), the optimal is a slight increase in the desired ranges by 2-4 dB. If you hear wheezing or "sand" in sound, reduce the value of the sliders.

Use of Dolby Atmos and Spatial Audio

Owners of more advanced Xiaomi and Redmi models (usually Note Pro series and flagship lines) can have access to Dolby Atmos technology. It is a separate, more powerful audio processing tool that often goes in conjunction with or replaces Mi Sound. Dolby Atmos creates the effect of three-dimensional sound space, making sound sound sound sound sound not only from the left and right, but also from above and around the hears.

To activate this feature, go to Settings → Sound and Vibration → Sound Effects. Here you will see the Dolby Atmos switch. When you turn it on, the phone will prompt you to choose the mode: Auto, Video, Music or Voice. Auto mode is the most versatile, since the system itself analyzes content and switches profiles on the fly.

Spatial audio is especially noticeable when watching movies and TV shows, it expands the stereobase, making the dialogue clearer and the explosions deeper, but it is worth remembering that activating Dolby Atmos can consume theadditional resources of the processor and land the battery faster when playing local files.

• 🎬 Video mode optimizes dialogues and makes special effects more voluminous.
• 🎵 Mode "Music" expands the stereo panorama, creating the effect of a concert hall.
• 🗣️ The Voice mode highlights the frequencies of human speech, removing background noise.
• 🔄 Automated mode intelligently switches profiles depending on the running application.

⚠️ Warning: Simultaneously enabling Mi Sound Enhancer and Dolby Atmos can lead to conflict of software modules and distortions.

Hidden settings and engineering menu

If standard methods don't work, you can use hidden settings, and Xiaomi smartphones have an engineering menu that is accessed through a set of code in the Phone app, which allows you to access deep audio settings that you can't see in the normal interface.

To enter the menu, dial ##6484## or #3646633##. Once you enter the code, the CIT (Customer Integration Test) menu will open. You will need to find a tab associated with audio (often called Audio or located in the Hardware Testing section), where you can test speakers, microphones and change some amplification settings.

The path to hidden sound settings:


1.Type ##6484##




2. Go to the Audio tab




3.Select Audio Tuner




4. Experiment with parameters carefully

Be very careful. Changing the Gain or other technical parameters can overload the dynamic speaker head. If you're not sure what the parameter means, you better not touch it. Most users will find everything they need in the standard Mi Sound menu.

The solution: Why the sound doesn't work

Often, users are faced with a situation where the function is turned on, but there is no effect, or the sound has become quieter. One of the common reasons is the conflict of third-party applications. Some players (for example, older versions of PowerAmp or specialized Hi-Fi applications) have their own sound engine that intercepts audio control and ignores the system settings of MIUI.

The problem may also be in the audio file itself: If a track is low bitrate or mono-format, the audio enhancement algorithms may not work properly to artificially expand the narrow data stream. Check the playback settings in the app itself (YouTube, Spotify, VK Music) - there should be the maximum available bitrate.

If the sound is completely lost after any manipulation, try resetting the sound settings. ADB-Or simply reset your phone to factory settings (pre-backups) often with a simple reboot that clears the cache of audio drivers.

• 🔇 Check if Do Not Disturb or Silent Mode is enabled, which blocks media sounds.
• 📉 Make sure that in the settings of the equalizer, no slider is lowered to the bottom.
• 🔌 When using a 3.5mm adapter, make sure it supports DAC (analogue-digital converter).
• 📲 Update the Security app and system components through the GetApps store, as they contain audio drivers.

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In 90% of cases, sound problems are solved by restarting the smartphone or switching the type of headphones in the Mi Sound Enhancer settings.

FAQ: Frequently Asked Questions