How to remove choice SIM-Maps when calling on Xiaomi Redmi: all working methods

You are tired of the constant pop-up with choices. SIM-This issue is familiar to many owners of the brand's dual-SIM smartphones - the default system requests line confirmation before every outgoing call. In some cases, it is convenient (for example, to separate work and personal numbers), but most often users want to set a priority. SIM-map and forget about unnecessary clicks.

In this article, we will discuss 5 Proven ways to remove the choice SIM-cards when calling on Redmi Note 10/11/12, Redmi 9/10 and other firmware models MIUI 12–14. Some methods work through standard settings, others require the use of an engineering menu or USSD-Important: some parameters may vary depending on the version MIUI regional firmware - we will show all the nuances.

If you don't want to dig into the settings, go straight to the first method (the easiest one). For advanced users, there's a section with hidden commands that let you flexibly customize your behavior. SIM-manager.

1. Priority setting SIM-maps in standard parameters

The most obvious and safe way to do this is to ask SIM-Default card for calls directly in the settings menu. This method works on all Xiaomi Redmi models with the MIUI 12 and newer, but there is one pitfall: on some firmware, the option is hidden in the non-obvious section.

To find her:

• 📱 Open the Settings app (cog icon).
• 🔍 Move to the SIM-Maps and mobile networks (or dual networks) SIM Mobile network on new versions).
• 📞 Tapping on the item Choice SIM-Call card (may be called Call Settings).
• ☑️ Choose Always Ask. → change SIM 1 SIM 2 (depending on the card required).

Make sure that the one chosen SIM active (there is a network)|Check the balance on the card (if used for calls)|Restart your phone after changes (recommended)-->

⚠️ Note: On some firmware (for example, MIUI 13 Global) the option may not be on this menu, in which case try the second method or check for system updates - in new versions. MIUI The interface is often changed.

If, after saving the settings, the choice SIM It still appears, so your firmware ignores these parameters. MIUI. In this case, proceed to the method of c. USSD-code.

2.Use of the Phone app to change settings

Few people know, but the standard Phone (green handset) app has hidden settings for control. SIM-This works even where the first method is powerless, like Redmi. 9A Redmi Note 8 Pro with older versions MIUI.

Instructions:

1. Open the Phone app.
2. Press three points (⋮) top-right → Select Settings.
3. Scroll down to the Settings section. SIM-maps (or Management) SIM-map).
4. Tap by Choice. SIM-Call cards and set a priority card.
5. Save the changes and restart the application.

🔹 Important: On some firmware, this section may be called Call Settings or Options. SIM. If you don’t find a point, try updating the Phone app via Google Play (if it supports updates separately from the system).

Redmi Note 10/11/12|Redmi 9/9A/9C|Redmi 8/8A|Redmi Note 8 Pro|Another model-->

If that doesn’t work, don’t despair – we have three more methods, including an engineering menu that is guaranteed to solve the problem.

3. USSD-control-code SIM-map

USSD-Codes are special commands that allow you to quickly change your mobile network settings directly from the phone’s keyboard. For Xiaomi Redmi, there are several useful combinations that help manage priority. SIM-maps without profound changes in the system.

The most effective codes are:

🔹 How to use:

1. Open the Phone app.
2. Enter one of the codes (e.g. ##4636##) and press the call button.
3. In the menu that opens, select Phone Information → SIM settings.
4. Set a priority card for calls.

⚠️ Note: Code ##7465625## resets settings SIM-Once it's in, you may need to reconfigure the networks.

💡

If, after input, USSD-If you don't have any code, try adding a character at the end (e.g. #06#*). MIUI It helps activate the team.

4. reset network settings (if previous methods did not help)

Sometimes the problem of choice SIM-The card is caused by a malfunction in the mobile network settings, in which case the reset of network settings helps - it is a secure procedure that does not affect personal data (photos, contacts, applications), but returns to factory settings:

• 📶 Connection to mobile networks (3G/4G/5G).
• 📞 Call parameters and SMS.
• 🔄 Data transmission settings.

How to reset:

1. Go to Settings. → SIM-maps and mobile networks.
2. Select Reset Mobile Network Settings (or Network Settings Reset).
3. Confirm the action and wait for the phone to restart.
4. Once turned on, reset the priority SIM-card (mode 1).

🔹 What if the reset didn't work? In rare cases, the problem goes deeper, like corrupted system files:

• 🔄 Update the firmware to the latest version MIUI (through settings → The phone. → Updating the system).
• 🛠️ Use the engineering menu to manually edit parameters.

5. Engineering menu (for advanced users)

If none of the previous methods worked, there is an engineering menu – a hidden settings section where you can manually set the parameters of work. SIM-This method requires caution, as incorrect changes can disrupt the network.

🔹 How to Open an Engineering Menu:

1. Open the Phone app.
2. Enter the code ##4636## and press the call button.
3. In the menu that opens, select Phone Information.
4. Scroll down to the Set preferred network type (or SIM settings) section.
5. Slip on SIM Management and set a priority card for calls.

⚠️ Note: In the engineering menu, do not change the settings, the names of which you do not understand - this can lead to loss of the network or the need to reset the phone. USSD-code.

🔹 Alternative code for new models: on the Redmi Note 11/12 and newer code may be required ##36446337## (Opens the extended control menu SIM). After input:

• Select SIM Settings.
• Install Default Voice SIM on the desired card.
• Save and restart the phone.

💡

The engineering menu is a powerful tool, but it's dangerous. If the network is lost after the changes, return the settings to factory settings through Settings → Resetting → Network Reset.

Frequent Mistakes and How to Avoid Them

Many Xiaomi Redmi users face typical problems when trying to remove the choice. SIM-Here are the most common mistakes and their solutions:

🔸 "No point 'Choice' SIM-maps"

Reason: An outdated version MIUI Solution: upgrade to the latest version or use the latest version of the system. USSD-code.

🔸 "After resetting the network, the choice SIM remained"

Reason: Settings are saved in the cache of the Phone application. Solution: clear the app cache in Settings → Apps → Phone → Storage → Clear the cache.

🔸 "Engineering menu not open"

Reason: Newer versions of MIUI may have their menus blocked, so you can try the #36446337## code or use the MTK Engineering Mode app (for MediaTek-based phones).

🔸 "Settings are reset after rebooting"

Reason: MIUI malfunction or conflict with battery optimizer. Solution: disable optimization for Phone app in Settings → Battery → Battery optimization.

FAQ: Answers to popular questions