Waiting for a call on Xiaomi: how to enable and configure the function

The call-waiting feature on Xiaomi smartphones makes it easier to keep an important call from being missed when you’re already on the phone, especially for business users, call center employees, or those who are on the phone a lot, but in recent versions of MIUI (12-14), the setting of this option has become less obvious, either moved to deep menus or hidden behind additional parameters.

In this article, we will discuss all possible ways to activate call waiting on Redmi devices, POCO and Mi, including models with two SIM-You will learn where to look for settings depending on the firmware version, how to check the support of the function by your operator, and what to do if the option does not work despite the correct settings. A3), where the interface is different.

What is the waiting call and why it is necessary

Call Waiting is a standard mobile service that allows you to receive incoming calls during an active conversation. When you get a call while you're talking to another subscriber, you hear a short notification signal and you can:

• 📞 Accept a new challenge by putting the current one on hold
• 🔇 Reject incoming call and continue conversation
• ⏸️ Complete the current challenge and respond to a new one

Without this feature, the second subscriber will hear the “busy” signal, and you will not even know that you tried to call, especially for owners of Xiaomi with two different devices. SIM-Cards – without the right settings, you can skip calls to the second line.

It's important to understand that waiting for a call only works with operator support, and even if you turn on the feature in your smartphone settings, but your tariff or network doesn't support it, calls will be reset. Most Russian operators (MTS, Beeline, MegaFon, Tele2) provide this service for free, but sometimes it needs to be activated through the Internet. USSD-team.

How to check if your operator supports waiting for a call

Before you set up your smartphone, make sure your carrier supports the standby function, and you can do this in several ways:

If none of these methods worked, contact the operator — it may be that the feature is disabled at the tariff level. For example, at some corporate or budget rates, waiting for a call may be blocked.

Method 1: Enable call waiting via MIUI settings

The most reliable way to activate the function is through the settings menu MIUI. The interface may vary slightly depending on the firmware version, but the general logic is maintained. MIUI 12-14:

1. Open the phone application (pipe icon).
2. Click on the three dots in the top right corner and select Settings.
3. Go to Calls or Additional Settings (on some POCO models, this item may be called Call Settings).
4. Find the Call Waiting option and activate the switch.
5. If you have two. SIM-Select the correct line (for example, the card, SIM 1 SIM 2).

On some devices (such as the Redmi Note 10 Pro or the POCO X3 Pro), the path may look like this:

Settings → SIM- Maps and Mobile Networks → [Select SIM] → Additional settings → Call Waiting

Check the balance on SIM-card (some operators block services with a negative balance)

Make sure your smartphone is connected to the network (not in “In the plane” mode)

Close all active applications that may block settings (e.g., Traffic Savings)

Restart your phone if the settings are not saved

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If the option is not on the menu, it can mean:

• 📱 Your version. MIUI does not support configuration via the interface (solution - use) USSD-team).
• 📶 The operator does not provide this service for your tariff.
• 🔧 The function is already activated by default (check through the call).

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On some Xiaomi firmware (e.g. MIUI 13 for Redmi Note 11), the option is hidden. Try typing "wait for a call" in your settings search, and the system will tell you the right way.

Method 2: Activation through USSD-team

If there are no settings in the interface, you can turn on the waiting call using special USSD-This method works on all Xiaomi devices, regardless of the version. MIUI Android.

Enter the following commands in the Phone app (as if dialing) and press the call button:

• 📞 Insert wait: *43#
• 🔍 Check status: *#43#
• ❌ Turn off the wait: #43#

After entering *43#, you should receive an SMS or notification from the operator confirming activation. If an error message appears instead (for example, "Service is not supported"), contact your operator's support team.

For devices with two SIM-cards (Dual) SIM) You need to type in the commands separately for each line:

1. Put it in. SIM-The card you want to activate the waiting for.
2. Enter *43# and run the call.
3. Repeat the steps for the second. SIM-cards (if necessary).

Method 3: Configure through the Engineering Menu (for advanced users)

If standard methods fail, you can try activating the wait for a call through the Engineering Mode, which is suitable for advanced users and requires caution - incorrect settings can disrupt the network.

Instructions for Xiaomi on Qualcomm processors (most Redmi and POCO models):

1. Open the Phone app and dial ##4636##.
2. In the menu that opens, select Phone Information (or Phone Information).
3. Scroll down to the Set preferred network type section and make sure that LTE/WCDMA/GSM (auto) mode is selected.
4. Go back to the main menu of engineering settings and select Running Service.
5. Find the com.android.phone process and click Stop, then restart the phone.

After the reboot, check if the call waiting option appears in the standard settings. If not, try entering. USSD-command *43# again.

⚠️ Attention: Changing the settings in the engineering menu can cause network failures. Do not edit other settings unless you are sure of their purpose. For example, changing the Band Mode settings can deprive you of communication.

Problems and Solutions: Why Waiting for a Call on Xiaomi Doesn't Work

Even after setting up the call waiting function correctly, let’s look at the typical causes and ways to fix them:

If the problem persists, try resetting your network settings:

1. Go to Settings. → SIM-maps and mobile networks.
2. Select Network Settings Reset (or Reset Network Settings).
3. Confirm the action and restart the phone.

Some Xiaomi models (such as the Mi 11 Lite) may require re-activation of all SIM-dependent services, including data transfer and roaming, after a network reset.

Features of setting up on popular Xiaomi models

The interface and location of settings may vary depending on the model of the smartphone.

• 📱 Redmi Note 10/11 Pro: Option hidden in Settings → SIM-maps and mobile networks → [Choose. SIM] → Additional settings → Waiting for a call.

On devices with MIUI 14 (for example, Xiaomi 13 or Redmi K60) the interface is simplified – the option can be located directly in the Phone application under the call settings.

For models with Hybrid Dual SIM (For example, Redmi Note 9 Pro, where the second slot is combined with a memory card, make sure that the second slot is combined with a memory card. SIM-The card is correctly recognized by the system. Sometimes the microSD slot blocks the second line.

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On Xiaomi devices with Android One (e.g. Mi) A2/A3) Call waiting settings may differ from the standard MIUI. In this case, use USSD-Team or contact the operator.

FAQ: Frequent questions about waiting for a call on Xiaomi