How to call on Xiaomi smartphones: from basic calls to hidden chips MIUI

Xiaomi smartphones have long ceased to be just a budget alternative to flagships – they offer a unique combination of powerful iron, flexible firmware. MIUI But even experienced users sometimes face surprises: why you can't hear the person you're talking to, how to turn on the new firmware version of the call, or why the phone turns the call to speaker. This article will not just tell you how to call Xiaomi – it will reveal all the nuances from basic actions to professional life hacks.

We have analyzed the problems of users in the forums. 4PDA, Mi Community and service centers to collect relevant information for models 2020–2026 Special attention will be paid to the unique function of "Dual speaker" in Xiaomi 13/14 This series, which drastically changes the quality of voice communication, but is often disabled by default, also examines how to circumvent carrier restrictions for international calls and why some models (for example, the Redmi Note). 12 Pro+) You may lose your network during a conversation.

Basic steps: how to make a call to Xiaomi

Let’s start with the basics of how to call from a Xiaomi phone. Despite the apparent simplicity, there are nuances here, especially for users who have switched from iOS or old “calls”.

Main methods:

• 📱 Using the Phone app, tap the green handset on the home screen or in the app menu, enter the number manually or select the contact from the list.
• 🔍 Contact search: swipe down on the home screen and enter the name of the interlocutor in the search bar – the system will prompt you to call directly from there.
• 💬 From chat: in Messages or WhatsApp, tap on the interlocutor’s avatar and select the pipe icon.
• 🔄 Quick re-calling: after the conversation is over, the “Call Again” button will appear at the bottom of the screen – it works for 30 seconds.

In the models with MIUI 14+ added the "Quick Dial" function - hold the number on the phone keyboard to immediately dial the saved number (similar to old button phones:

1. Open the Settings. → Annexes → Phone. → Quick set.
2. Assign numbers to the numbers 2–9 (1 and 0 reserved for voicemail)
3. Save the changes.

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If you have a Xiaomi Black Shark or a gaming model POCO F, check Do Not Disturb While Playing mode - it can block incoming calls. → Sound and vibration → Regimes.

Communication problems: why you can’t call

One of the most common complaints Xiaomi owners have is that the phone doesn't ring or can't take a call, and the reasons range from the banal to the technical.

The main culprits are:

• 📵 No network: check the signal indicator. 5G (for example, Xiaomi 13T Pro) sometimes helps to force network selection LTE In Settings → SIM-maps and mobile networks → Type of network.
• 🔕 In the plane mode: even if you didn't turn it on, glitches MIUI They can activate it spontaneously.
• 📱 Failure SIM-Cards: remove and re-insert the card. On two-symbol models (Redmi Note 11 Pro), try changing slots.
• 🔄 Firmware conflict: after update MIUI The solution is to reset the mobile network settings to Settings. → SIM-map → Reset.

A special case – Xiaomi models for the Chinese market (with the prefix) CN They can block international calls because of local regulations:

1. Install global firmware through the Mi Flash Tool (risky for beginners).
2. Use apps like Google Voice or Skype to bypass restrictions.

Hidden Calling Functions in MIUI, which you didn't know

Xiaomi hides unique call management tools in its firmware that aren't obvious at first glance.

1. Record calls with automatic save to the cloud

Starting with MIUI 12.5, recording conversations is available without root rights, but with nuances:

• 🎤 Recording is automatically enabled for all calls (set up in the phone). → Settings → Recording calls).
• ☁️ Files are saved to Mi Cloud (if sync is enabled) or locally in a folder MIUI/sound_recorder.
• ⚠️ In some countries (e.g. EU) the feature is disabled due to privacy laws.

2. Dual speaker for calls

Flagship models (Xiaomi 13 Ultra, 14 Pro) support Dual Speakers for calls when both speakers (top and bottom) are running simultaneously, which greatly improves the volume and clarity of voice, to activate:

1. Go to Settings → Sound and vibration → Sound effects.
2. Turn on the Speaker option for calls.
3. Set up a balance between the top and bottom speaker (recommended) 60/40).

3.Voice assistant during a conversation

You can activate Google Assistant or Xiao during the call. AI (Chinese Firmware for Quick Action:

• 📝 Dictating messages ("Send text to Masha: I'll call in 10 minutes").
• 🔍 Search for information ("How much is a ticket to the cinema for today").
• ⏱️ Setting an alarm clock ("Set the timer for 5 minutes").

It is activated by long-holding home button or voice command "OK, Google".

Is the call recording enabled in the phone settings?

Is the dual speaker activated (for supported models)?

Checked permissions for the microphone in the settings → Annexes → Phone?

Is the firmware updated to the latest version? MIUI?-->

Customizing the quality of communication: how to improve the sound during a call

Bad hearing is a scourge of many smartphones, but on Xiaomi it is often solved software.

1. Network optimization

For stable communications:

• 📶 B Settings → SIM-map → [yours SIM] → Type of network Select Only LTE (if 5G unstable).
• 🔄 Enable Improved Network Switching (available on the MIUI 14+).
• 📡 Disable VoLTE if interference is heard (sometimes it conflicts with operators).

2. Microphone setup

If the person is not listening to you:

1. Clean the microphone hole (often clogged with dust).
2. B Settings → Special opportunities → Enable sound enhancement to improve voice.
3. Check if you are closing the microphone with your finger. POCO X3 Pro with lower microphone location).

3. Noise suppression

V MIUI 13+ function "AI Noise Cancellation, which removes background noise (street, wind, keyboard:

Settings → Applications → Phone → Noise suppression

It only works on models with Snapdragon processor 8 Gen 1/2 or Dimensity 9000+.

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If the sound is bad after all the settings, check if the custom firmware is installed. Unofficial builds often break the audio drivers.

International calls and roaming: how to save money

Calling overseas on Xiaomi can cost a lot if you don't know a few tricks.

1. Selection of operator for roaming

Before the trip:

• 🌍 Clarify your operator’s roaming rates.
• 📱 B Settings → SIM-map → Roaming enable the option Automatic network selection.
• 💰 Buy a local. SIM-eSIM card (supported on Xiaomi) 13/14, POCO F5).

2. Cheap Calling Apps

Alternatives to standard calls:

Bypassing operator locks

Some operators (e.g. MTS or Beeline) block international calls without additional activation.

• 📞 Dial it *111*123# (for MTS or *100*01# (for Beeline) to unlock.
• 🔄 Use it. VPN (For example, ProtonVPN for location masking.
• 💳 Pay for the option "International communication" in the operator's personal account.

Microphone Problems: Diagnostics and Solutions

If you're not heard during the call, the problem may be in the hardware or software, and let's take a step-by-step diagnostics.

1. Microphone check

• 🎤 Record voice memo through the Dictaphone app. If you have a record, the microphone is working.
• 🔍 Look at the microphone hole (usually next to the connector) USB-C) litter.
• 🔄 Restart your phone – sometimes the microphone driver “hangs".

2. Programmatic failures

Frequent culprits:

• 📱 Application Conflict: Turn off microphone permissions for unnecessary apps in Settings → Confidentiality → Permits → Microphone.
• 🔄 Failure after update: reset the settings of the Phone application in Settings → Annexes → Phone. → Warehouse → Reset.
• 🎛️ Incorrect sound settings: in Settings → Special Options: Turn off Monosound (it can turn off the microphone).

Hardware malfunctions

If the microphone is not working anywhere (calls, recording, video), it is possible to:

• 💧 Moisture infestation (even if the phone hasn’t sunk, condensation can oxidize contacts).
• 🔌 Damage to the plume after falling (relevant for Redmi Note with plastic case).
• 🔋 Wearing microphone (typical for phones over 3 years old).

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On the Xiaomi Mix Fold models 2/3 The microphone can turn off when you fold the screen, and this is a known bug, which is a solution only in the service center.

⚠️ Warning: If the microphone stopped working after the phone fell, DO NOT try to disassemble it yourself. At Xiaomi, microphones are often soldered to the motherboard, and careless interference can damage it.

How to set up forwarding and waiting for a call

Redirection and call waiting functions on Xiaomi work through operator settings, but their interface is hidden in the depths. MIUI. Let's figure out how to use them.

1. Call forwarding

To redirect calls to another number:

1. Open the phone. → Settings (⚙️) → Call forwarding.
2. Select a condition: 📞 Always - all calls are redirected. 📵 If no response is given, after 15-30 seconds. 📴 If not available – if the phone is off or out of the zone. 📳 If you are busy, if you are talking.

Enter the number for forwarding and save.

2. Waiting and Holding a Call

To receive a second call during a conversation:

• 📞 Enable Call Waiting in Settings → SIM-map → [yours SIM] → Additional settings.
• 🔄 During the call, if a second call comes in, press Accept and Hold.
• 📳 To switch between calls, use the Switch button on the screen.

Conference liaison

On Xiaomi, you can connect up to 5 subscribers in one call:

1. Call the first person.
2. Click Add Call and dial the second number.
3. After the connection, press Combine.
4. Repeat for the rest of the participants (maximum 5).

⚠️ Attention: The conferencing function may not work at some operator tariffs (e.g. Tele2’s Smartphone Tariff.

FAQ: Frequent questions about Xiaomi calls