You just put a new one in. SIM-Map of Xiaomi Redmi Note 12 or POCO X5 Pro, but can't find where to set up a mobile network, or the Internet is gone, and there's an exclamation point in the status bar next to the signal indicator, and 80 percent of the time, the problem is solved through a hidden menu. SIM-maps, but the manufacturer doesn't always make it directly accessible. In this article, we'll look at all the working ways to get into the settings. SIM On Xiaomi smartphones (including dual-slot models), and tell you what to do if the menu does not open.
Note that MIUI is updated regularly, and the path to settings may vary depending on the firmware version. We tested the instructions on MIUI 14.0.6 (Android 13) and MIUI 15.1.2 (Android 14) β all of the methods work. If you have a different version, check the relevance of the paths in the comments below.
1. Standard method: via the "Settings" of the phone
The most obvious way is to use the built-in MIUI menu.It is suitable for most models, including the Redmi 10/11, POCO F4/F5 and the flagship Xiaomi 13/14.
- Open the Settings app (cog icon).
- Scroll down and select a section. SIM-maps and mobile networks (on some firmware - Mobile network).
- Tap your name on it. SIM-maps (e.g. MTS or SIM 1).
- Here you will see the main parameters: on / off the card, network selection (2G/3G/4G/5G), roaming and additional settings.
β οΈ Note: If you have a two-sim Xiaomi (e.g. Redmi Note 12 Pro)+), This menu will show both cards. To change the priority of the network for calls, press Priority. SIM-Call cards and select the right one.
Toggle on/off SIM|Choosing a generation network (2G/3G/4G/5G)|Roaming settings|Change of name SIM-cards (for example, "worker" instead of "worker "SIM 1")|Priority SIM for calls/internet (for two-symbol models)-->
If this menu does not have the options you need (for example, manual network selection or USSD-commands, proceed to the next method.
2. Quick access through the notification panel
Not everyone knows, but some of the settings SIM-You can open the cards right from the notification curtain, which is convenient if you need to quickly switch the network or turn on the mobile Internet:
- Swipe your finger down from the top of the screen to open the notification bar.
- Press and hold the Mobile Data icon (or SIM 1/SIM 2 if you have two cards).
- The system will redirect you directly to the SIM-cards and mobile networks section.
This method works on all Xiaomi smartphones with MIUI 12 and newer. If you have older firmware, try the following method.
Redmi (Note 10/11/12 etc.)|POCO (F3/F4/F5 etc.)|Xiaomi (11/12/13/14 series)|Another brand|I don't know.-->
3. Hidden engineering menu for advanced users
If standard settings do not allow access to the desired parameters (for example, manual network selection or testing) SIM-You can use the engineering menu, which is hidden from the general public, but opens with a special code:
- Open the phone (calling) application.
- Enter the combination: ##4636##
- Select Phone Information (or Phone Information).
- Here you will see the data on SIM-map, IMEI, signal level and other technical parameters.
β οΈ Warning: Do not change the settings in the engineering menu unless you are sure of their purpose! Incorrect settings can lead to loss of network or failure of the communication module.
What can you do on the engineering menu?
To return to the standard settings, restart your phone or select Set default from the menu.
4. USSD-How to open the operator menu
Sometimes users do not need the Xiaomi menu, but the menu of the operator itself (for example, to replenish the account, activate the tariff or check the balance). USSD-codes are short commands that are sent directly to the operator. Here's how to type them:
- Open the Phone app.
- Go to the keyboard tab (if the last calls are open).
- Enter. USSD-Your operator's code. Examples: π± MTS: *111# (balance), *111*088# (web-package) π± Beeline: *102# (balance), *107# (service) π± MegaFon: *105# (balance), *105*00# (tariff) π± Television2: *105# (balance), *155*1# (service)
Press the call button (green tube).
Then you'll have an interactive operator menu where you can manage the services: USSD-Teams do not require an internet connection β they work even at zero balance (except for paid services).
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If USSD-The code doesn't work, try adding a * or # character at the end. For example, instead of *100#, type 100#. MIUI.
5. Problems with access to the menu SIM-maps and their solutions
Sometimes menus SIM-These are the most common problems and ways to solve them:
| Problem. | Possible cause | Decision |
|---|---|---|
| No point Β«SIM-maps" in settings | Firmware failure or hiding menu by operator | Update. MIUI Up to the latest version or reset your network settings (Settings) β SIM-map β Resetting network settings) |
| The engineering menu does not open. | Code is blocked by operator or firmware | Try the alternative code: ##36446337## or use the MTK Engineering Mode app (for MediaTek processors) |
| USSD-teams don't leave | Communication module error or operator lock | Restart your phone, check your balance or contact the operator |
| No network after manual settings | Incorrectly selected network mode | Return to the engineering menu and select Set default or reset settings APN (Settings β SIM-map β Access points (APN) β Reset) |
If none of the methods worked, check:
- π Physical condition SIM-cards: remove it and inspect it for damage. Try inserting it into another slot (if the phone is two-sim phone).
- πΆ Coverage area: You may be out of range. Check on another device.
- π Updates: Go to Settings β The phone. β Update the system and install the latest patches.
6. Alternative methods: applications for SIM management
If Xiaomiβs built-in tools donβt suit you, you can use third-party apps that offer advanced features, such as:
- π Real-time signal level monitoring (Network Signal Info app).
- π§ Manual network selection with display of all available towers (NetMonster).
- π‘ Speed testing 4G/5G Referenced to the base station (CellMapper).
- π Automatic switching between SIM-cards by rules (Dual) SIM Switch).
β οΈ Note: Networking apps require permission to access phone features. Install them only from Google Play and check reviews - some programs may collect data about your calls.
π‘
Third-party applications are useful for diagnosing network problems, but do not replace the standard MIUI settings. For basic tasks (turn on the Internet, change the operator), built-in tools will suffice.
7. Features for different Xiaomi models
Depending on the smartphone line and firmware version, the path to the menu SIM-We've collected key differences for the popular series:
| Model/Series | Features of the menu SIM-map | Recommendations |
|---|---|---|
| Redmi Note 10/11/12 | Item SIM-Maps and mobile networks are in the main settings menu. SIM + MicroSD. | For manual network selection, use the engineering menu (#4636##). |
| POCO F3/F4/F5 | Some of the silk does not have a separate section for SIM-maps β settings are hidden in the Connections β Mobile network. | Update MIUI to the latest version to return the standard menu. |
| Xiaomi 13/14 Series | Supports 5G And the network settings are extended. SIM-map is a separate item 5G-network. | For maximum internet speed, select 5G/4G/3G/2G (auto) mode. |
| Xiaomi Civi 1/2/3 | Option Priority SIM-The maps are hidden in the submenu. | Use the settings search (the magnifier icon at the top) to quickly find the desired item. |
If your model is not in the table, check the version of MIUI in the comments - we will help you find the current path.