How to Set Different Melodies on Two SIM-Maps from Xiaomi Redmi Note 9 Pro

Xiaomi Redmi Note 9 Pro

Many owners have a problem: when calling a second SIM, the same tune is triggered as the first one, or even a standard signal is used. This creates confusion, especially if you are waiting for an important call to a specific number. Fortunately, the Redmi Note 9 Pro has hidden features, as well as workarounds through third-party applications. In this article, all proven methods, including step-by-step instructions with the features of the MIUI 12/13/14 firmware.

It’s important to understand that the functionality may vary depending on the firmware version. For example, in older MIUI 11 builds customization of individual tunes was available directly, and in newer versions it was moved deep into the menu or removed from the interface. We will look at current methods that work on the Redmi Note 9 Pro with the latest updates, as well as alternative solutions for those who have standard options are not available.

Checking the current version of MIUI and preparing

Before you start setting up, make sure your smartphone is running the current firmware version, which is what you want on the menu, and check the MIUI version:

1. Open the Settings.
2. Go to About the Phone.
3. Find the line MIUI version - it should be at least 12.5 (for stable function).

If the version is outdated, it is recommended to update through Settings. → The phone. → Update system. This will not only add new features, but also fix possible bugs with sound. Note that after the update, some settings may reset, so save important ringtones in advance to the folder. MIUI/ringtone internal.

Check if both are activated. SIM-map:

• 📱 Go to Settings. → SIM-maps and mobile networks.
• 🔄 Make sure both SIMs are on and configured for calls (not just for the internet).
• 📞 Check what's on each SIM A unique number is assigned (sometimes operators issue duplicate identifiers).

⚠️ Attention: If one of the SIM-The card is used only for the Internet (for example, in the "Only" mode). 4G"), It will not be subject to customized tunes, and calls must be allowed for both Sims.

Method 1: Standard MIUI settings (if available)

In some versions of the firmware for the Redmi Note 9 Pro, the option of individual tunes is hidden, but not removed.

1. Open the Contacts app.
2. Choose the contact you want to assign a unique tune to.
3. Click Edit (pencil icon).
4. Scroll down to the ringing melody field.
5. Select by default (SIM 1) or by default (SIM 2) – you can assign different ringtones here.

If this is not the case, try an alternative route:

1. Go to Settings → Sound and vibration → Melody of the call.
2. At the top of the screen, a switch between the SIM-cards (if not, the method will not work).
3. Choose. SIM-map and assign a separate melody for it.

In practice, this works about 30 percent of the time, depending on the regional firmware, so if you don't have an option, move on to the next one.

Method 2: Use of the Google Contacts app

If the standard settings MIUI It doesn't give you the flexibility you need, you can get around the restrictions through the Google Contacts app, and it allows you to assign customized tunes to your contacts regardless of the size of your contacts. SIM-Here's how to do this:

1. Install Google Contacts from Play Market if it is not preinstalled.

2. Open the application and find the contact you want to set up a unique signal for.

3. Click on the three dots in the upper right corner and select Change.

4. Scroll down to the default Melody section and select the desired ringtone.

The advantage of this method is that the melody will work no matter what the melody is. SIM-The card gets a call, but there's a caveat: if the contact is saved, SIM-Map (not Google account) may not be available.

Synchronize your contacts with your Google account|Remove duplicate contacts|Check that your contacts are saved in your account, not on your account. SIM|Update the Google Contacts app-->

Method 3: Third-party applications for managing calls

If none of the previous methods worked, third-party utilities will come to the rescue. SIM Ringtone Setter (available on Play Market) is specifically designed for dual-devices. SIM-maps and allows:

• 🎵 Assign unique melodies for each SIM.
• 🔔 Set different signals for incoming and outgoing calls.
• 📱 Work in the background without additional permits.

Instructions for setting:

1. Download and install the Dual SIM Ringtone Setter.
2. Open the app and give access to contacts and calls.
3. Select SIM 1 or SIM 2 from the top menu.
4. Click Select Ringtone and select a tune from the list or add your own.
5. Save your settings and restart your phone (required!).

The app is paid, but there's a free trial.

• Sim Ringtone is a simple interface, but limited functionality.
• Ringtone Maker – allows you to create custom tunes and assign them to the SIM-map.

⚠️ Note: Some applications require permission to access calls, which can trigger a system alert about a potential security threat.Install only proven high-rated utilities (4.5)+).

Method 4: Manual editing of system files (for advanced ones)

This method is suitable for those who are ready to work with system files and have root access, it allows you to assign different tunes at the firmware level, but you need to be careful.

First, you'll need:

• 🔧 Root access (for example, via Magisk).
• 📁 File Manager with support for root (e.g. Root Explorer).
• 🎵 Pre-prepared tunes in.ogg or.mp3 (maximum 30 seconds).

Instructions:

1. Copy your tunes to /system/media/audio/ringtones/.
2. Open /system/csc/others.xml file in the text editor.
3. Find the lines: <CscFeature_SimSetting_SIMSpecificRingtone>false</CscFeature_SimSetting_SIMSpecificRingtone> and replace false with true.
4. Save the file and restart the phone.
5. Now in the call settings should appear the option of choosing a tune for each SIM.

If the option does not appear after editing, check the permissions to the others.xml file – they should be 644 (rw-r--r---).

💡

If after setting up the melodies are reset after restarting, try turning off the battery optimization for the Phone application in the Battery settings → Battery Optimization.

Problem Solving: Why Aren't Melodies Used?

Even after the right setup, there are sometimes failures, and let's look at the typical causes and ways to fix them:

Problem 1: The melody is reset to standard after the reboot.

Decision:

• Check if the settings are reset due to energy saving mode.
• Turn off automatic optimization for the Phone app.
• Set the tune through Google Contacts instead of the standard app.

Problem 2: Second. SIM-The card calls are coming without sound.

Decision:

• Make sure in Settings → Sound → Don’t disturb there are no exceptions for the second SIM.
• Check if the sound is turned off in the settings of a particular SIM-maps (Settings) → SIM-map → Additionally).

Problem 3: The tune-tuning app doesn't see the second SIM-map.

Decision:

• Reboot the phone and reset the setting.
• Check if your model supports dual SIM in DSDS (Dual SIM Dual Standby) mode.
• Update the app or try an alternative (like Sim Ringtone).

💡

If neither method worked, the reason could be a hardware limitation of your Redmi Note 9 Pro modification. For example, some regional versions (such as the Indian) have stripped down features for the two. SIM-map.

Additional settings: vibration and notifications

In addition to the melodies, you can adjust other parameters for each SIM-map:

• 📳 Vibration: B Settings → Sound. → Vibration when calling can be assigned unique patterns for SIM 1 and SIM 2.
• 🔔 Notifications: In some firmwares, the option of different signals is available for SMS each SIM (Path: Settings → Notifications → Communications).
• 🎨 Colour LED: If your Redmi Note 9 Pro supports backlit notifications, you can assign different colors to each call. SIM (Light Manager application required).

For maximum comfort, it is recommended to combine these settings.

• For SIM 1 (working), set a strict melody and a long vibration.
• For SIM 2 (personal) – a calmer ringtone and a shorter vibrator.

This will help you instantly distinguish which number is being called to without even looking at the screen.

FAQ: Frequent questions about tuning tunes to two SIMs