Waiting for a call on Xiaomi: how to turn on and configure correctly

Why Xiaomi doesn’t have a call waiting and how to fix it

Have you ever encountered a situation where a second caller calls you while you're on a call, but the phone just drops a call instead of suggesting you switch? This is a typical problem with the call-waiting feature that is on Xiaomi smartphones (including Redmi and the likes of the two). POCO) Sometimes it's disabled by default or it's not working properly because of operator settings. In this article, we'll look at all the ways to activate call waiting -- from standard settings to the default settings. MIUI Up to Hidden Commands for Experienced Users.

It is important to understand that call waiting and conferencing are two different functions, albeit related: the first allows you to receive an incoming call during a current conversation (with the retention or termination of the first), and the second allows you to combine several subscribers into a single conversation. On Xiaomi, both of these options are set up separately, and their availability depends on the version. MIUI, phone model and even your operator’s plan.

If you use a Xiaomi smartphone with two SIM-cards (Dual) SIM), So, for example, some MTS or Beeline tariffs have a function that's blocked by the operator, and you have to activate it through the phone. USSD-We will look at all these nuances below.

What is the waiting call and why it is necessary

Call Waiting is a standard mobile feature that allows you to receive incoming calls during an active conversation. When you get a call from a second caller, you hear a short signal and see a notification on the screen with the ability to:

• 📞 Accept a new challenge (current conversation will be held back)
• 🔇 Reject a new challenge (continue the conversation)
• ⏸️ Complete the current call and switch to a new subscriber

Without this feature, the second call will be automatically reset and the subscriber will hear the "busy" signal.

• 💼 Business users who can’t miss important calls
• 👨‍👩‍👧‍👦 Parents waiting for calls from children or school
• 🚗 Drivers who need to take urgent calls during a call

On Xiaomi, the feature can be disabled for several reasons:

⚠️ Note: Some Xiaomi models (e.g. Redmi Note 10 Pro) POCO X3 Pro) Call waiting may conflict with VoLTE. If the Internet is lost during calls after activation, try disabling VoLTE in the settings SIM-map.

Method 1: Enable call waiting through standard settings MIUI

The easiest way to activate the function is through the phone menu. MIUI 12/13/14 (including Redmi and POCO):

1. Open the phone application (pipe icon).
2. Press three points (⋮) in the upper right corner and select "Settings".
3. Go to the "Additional Settings" section (or "Call Settings" on some firmware).
4. Select "Call Waiting" (Call Waiting).
5. Activate the switch for the right amount. SIM-Cards (if you have a dual card) SIM).

If the "Waiting for a Call" item is not on the menu, it may mean:

• 📵 Operator blocks the function (you need to call in support)
• 🔄 An outdated version MIUI (renewal)
• 📱 The phone model doesn't support (rarely, but it happens on budget Redmis)

SIM card is active and catches the network|Phone's not in "Airplane" mode"|Nana SIM sufficient funds (some operators block functions at zero balance)|Checked the presence of the item "Waiting for a call" in the settings-->

Some firmware may have different paths. POCO F3 s MIUI 13 to go in:

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

⚠️ Note: If after turning on the function you notice that during the conversation, mobile Internet disappears (3G/4G), This may be due to a VoLTE conflict and call waiting. SIM-maps or firmware updates.

Method 2: Activation through USSD-commands (if there is no item in the menu)

If the phone's settings don't have "Waiting for a Call" option, your mobile operator is likely to block it, in which case you can activate the function using the phone. USSD-Here are the commands for the main Russian operators:

To activate the call waiting:

1. Open the phone app.
2. Enter. USSD-code for your operator (e.g. *43# for MTS).
3. Press the call button (green tube).
4. Wait for SMS or notifications of successful activation.

If an error message comes after entering the code, it can mean:

• 🚫 The operator does not support the function on your tariff (you need to change the tariff or call in support)
• 🔒 SIM-The card is blocked (check it out). PIN-code)
• 📡 Network problems (try later or elsewhere)

💡

If USSD-If you have a call from another phone and have the call waiting manually activated, make sure you need a call waiting service (43rd service) as standard. GSM.

Method 3: Configure through the engineering menu (for power users)

If standard methods do not work, you can try activating the call wait through the engineering menu (MTK Engineering Mode or Qualcomm Service Menu: This is suitable for advanced users, as the wrong actions can disrupt the phone.

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

1. Open the phone app.
2. Enter the code ##4636##.
3. In the menu that opens, select “Phone Information”.
4. Scroll down to the "Set preferred network type" block.
5. Click on "Turn on radio" (if the button is inactive, skip this step).
6. Go back to the main menu of engineering settings and select "Call Settings".
7. Find the "Call Waiting" option and activate it.

For smartphones on Mediatek processors (for example, Redmi) 9A or POCO C31):

1. Enter the code ##36446337## (opens) MTK Engineering Mode).
2. Go to Connectivity" → "Telephony".
3. Choose yours. SIM-map (SIM1 or SIM2).
4. Find the "Call Waiting" option and set the "Enable" value.
5. Save the settings and restart the phone.

⚠️ Warning: Changing the settings in the engineering menu can cause mobile communication to crash or even "brick" the phone. Do not change other settings unless you are sure of their purpose. If after the changes the network signal is lost, reset the network settings in the main menu of the phone.

Problems with waiting for a call on Xiaomi and their solution

Even after successful activation, the call waiting function may not work properly. Consider typical problems and ways to fix them:

1.The function is activated but not working

If the switch is active in the settings, but incoming calls are still reset during the conversation:

• 🔄 Restart your phone – sometimes a simple reboot helps.
• 📶 Check the signal level – with a weak coating, the function may not work.
• 🔧 Reset your network settings: go to Settings → SIM-maps and mobile networks → Resetting network settings.
• 📱 Update the firmware - in older versions MIUI There are phone bugs.

2. Call waiting only works on one. SIM-map

On smartphones with Dual SIM The function can only be active for the main card, to enable it for the second card:

1. Check the settings of each SIM separately (path: Settings) → SIM-maps and mobile networks → [Choose. SIM] → Waiting for a call).
2. Make sure the second one is SIM Supports voice calls (some virtual operators limit functions).
3. Try to change it. SIM-Cards in places (move to other slots).

3. After switching on, the internet disappeared during calls

This problem is related to the conflict of VoLTE and call expectation.

• 🔘 Turn off VoLTE in the settings SIM-map.
• 🔄 Turn on the "Only" mode 3G" Network settings (sometimes helps).
• 📞 Call the operator and check whether VoLTE and Call Waiting are supported at your rate.

4.The operator blocks the function

If, on input, USSD-If you have an error code *43#, the operator has disabled Call Waiting support on your tariff:

• 📞 Call support and ask to activate the service (sometimes it is free of charge).
• 💳 Change the fare to more expensive (usually business rates support all features).
• 🔄 Try it. SIM-card of another operator (for example, Tele2 often offers more flexible settings).

MTS|Beeline|MegaFon|Tele2.|Yota|Other-->

Features of setting up on popular Xiaomi models

The call waiting function can be configured differently depending on the smartphone model and version. MIUI. Let’s look at the nuances for the most popular devices:

Xiaomi Redmi Note 10/11/12 series

On these models, the path to settings is standard:

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

Feature: If you use two SIM-The solution is to turn off the VoLTE for one of the cards, and if you activate the call waiting on both cards, sometimes the Internet disappears. SIM.

POCO F3/F4/F5

Nana POCO s MIUI 13/14 The path to settings may be different:

Settings → Settings SIM- of the → [Select SIM] → Call settings → Call waiting

Important: these models sometimes reset settings after updating the firmware.

Xiaomi 12/13/14 series

Flagship models usually have no problem waiting for a call, but they may have a menu item hidden because of the shell. MIUI. If you don't find the settings:

• Try to enter USSD-code#.
• Update the firmware to the latest version (in new builds) MIUI 14 bugs fixed).
• Use the Google Settings app (if installed) to manage calls.

Budget models (Redmi) 9/10/A, POCO C-series)

On cheap smartphones, the function can be disabled by default due to processor limitations, if calls start to interrupt or sound artifacts appear after activation:

• Turn off voice improvement in call settings.
• Try using only one. SIM-map.
• Reset the network settings to factory.

💡

On Xiaomi smartphones with a Mediatek processor (for example, Redmi) 9A or POCO C31) The call waiting function can be unstable due to hardware limitations, in which case only replacing the phone with a model with Qualcomm Snapdragon will help.

Additional settings: conference call and forwarding

Call waiting is closely related to other telephony features such as conferencing and forwarding, and let’s consider how to set them up on Xiaomi for maximum convenience:

Conference-Conference (Convergence of Challenges)

To combine two active calls into one (conference):

1. During the conversation, accept the second incoming call (click "Accept").
2. The current call will be held – click “Joint calls” (or “Merge calls”).
3. Now both subscribers will be in the same conversation.

If there is no "Combine" button:

• Check if your carrier supports conference calls (not all rates provide it).
• Make sure the feature is not blocked in the phone settings (Settings) → Call settings → Conference liaison).

Call forwarding

If you want unoccupied calls to be forwarded to another number (for example, when the phone is off or the line is busy), set up a redirect:

1. Go to Settings. → SIM-maps and mobile networks → [Choose. SIM] → Call forwarding.
2. Select a condition (e.g., "Occupied" or "No response").
3. Enter the number for forwarding and save.

USSD-forwarding:

• Activate when employed: *67*number#
• Activate if no response is received: *61*number#
• Disable all redirects: ##002#

Voice mail.

If waiting for a call is uncomfortable, you can set up voicemail, where the missed calls will be forwarded:

• For MTS: dial *111*123#.
• For Beeline: dial *110*09#.
• For MegaFon: dial *105*900#.

FAQ: Frequent questions about waiting for a call on Xiaomi