What does the number mean? SIM-maps in the settings of the Xiaomi smartphone?

Why Xiaomi’s Settings Show the Number SIM-The maps and what it really means?

You are in the settings of your Xiaomi Redmi Note 12 or POCO X5 Pro, open the section «SIM-maps and mobile networks" - and saw a line with an incomprehensible number opposite his SIM. «ICCID», «IMSI» or simply a set of numbers under the inscription "Number" SIM-What's that code? Why do you need it on your phone? And why does that number sometimes differ from your phone number?

There's nothing really scary or secret about this number, and it's a unique identifier for yours. SIM-A card that the carrier uses to log in to the network, but depending on the Xiaomi model and the firmware version. MIUI It can be displayed in different ways: somewhere shows the full ICCID (20 digits), somewhere - abbreviated version, and in some cases you will see IMSI (15 digits. Let's see what's going on.

It's important to understand that this number is not related to your phone number, it's only for the technical operation of the network, but knowing it, you can, for example, verify the authenticity of the phone number. SIM-card or restore access to the mobile Internet if the phone stopped catching the network after the update MIUI.

ICCID vs IMSI: What is Xiaomi’s number and what’s the difference?

In Xiaomi settings, you can encounter two types of numbers SIM-Let's see what they mean:

• 🔢 ICCID (Integrated Circuit Card Identifier is a unique 19-20 digit number assigned to the physical card. SIM-It's usually on a plastic SIM media and starts with 89 (Russian code). MIUI format 89XXXXXXXXXXXXXXXXXXX.
• 📡 IMSI (International Mobile Subscriber Identity is a 15-digit code that identifies you as a subscriber on the operator's network, not a card, but yours (the agreement) and is used for authentication. MIUI 14+ may not be displayed in plain form.

Usually in the Settings menu → SIM-maps and mobile networks → [Yours. SIM] Xiaomi is showing you exactly what it is. ICCID. But in some firmware (especially on older models like Redmi). 4X) can be seen IMSI — It is usually hidden under the button "Additional information».

🔍 How to tell ICCID from IMSI If the number starts with 89, that's for sure. ICCID. If you see 15 digits without a prefix, it is likely that you will see the IMSI (though in the latest versions MIUI It can be masked with stars: 12345**67890).

Where to see the Xiaomi number SIM-maps: step-by-step instructions

Path to the room viewing SIM-The maps may vary slightly depending on the model and version. MIUI. Here is a general guide for most devices (from Redmi). 9A to Xiaomi 13 Ultra):

On some devices (e.g., POCO F5), the path may look like this:

Settings → Passport of the device → SIM-card status

If you have two. SIM-Select the right one at the top of the screen, the number will be displayed separately for each. Note: some firmware (especially Chinese) may have a section called SIM Card and mobile data or dual SIM settings.

⚠️ Attention: On devices with MIUI for Russia (global version) number SIM-The map is displayed in plain view. In Chinese firmware (China) ROM) This information may be hidden – you need to install a patch through Magisk or use an engineering menu.

Why do you need a number? SIM-maps in Xiaomi?

Many users find this number in their settings and don't understand why they need it, and there are actually a few practical situations where knowing ICCID or IMSI can come in handy:

• 🔄 Transferring the number to another operator (port of numbers) Some operators (e.g. Tele2 or Yota) request ICCID old-fashioned SIM-card.
• 📶 Setting up mobile internet if after the update MIUI missing 4G, Support for the operator may be requested IMSI Manually linking your device to the network.
• 🛡️ Authentication SIM-Fraudsters sometimes substitute SIMs in the communication rooms. ICCID in the settings of the phone and on the map itself, you can make sure that you are not slipped other people’s data.
• 🔧 Diagnostics of network problems: If Xiaomi doesn't catch the network, operator engineers may ask IMSI check-in HLR/HSS (operator database).

Also numbered. SIM-Cards may be required if:

• 📱 Activation of eSIM (virtual) SIM-Cards – some operators request ICCID tether-sim.
• 🔒 Restoring access to mobile banking, if the link is through a phone number and IMSI.
• 📊 Fare compatibility check (some corporate rates are tied to specific rates) IMSI).

💡

If you need to provide a number SIM-Cards to the operator, never send them through SMS Use official channels: live chat, call for support or personal account.

What to do if the number SIM-Xiaomi cards are not displayed?

Sometimes users are faced with the fact that in the settings Xiaomi does not have a string with ICCID or IMSI. The reasons can be different:

1. An outdated version MIUI. On firmware older MIUI 12 (e.g. on Redmi 5 Plus) information about SIM-Solution: Update the system through Settings → The phone. → Updating the system.
2. Chinese firmware. In China ROM, a lot of technical data is hidden, so you can either reflash the phone to the global version or use the engineering menu (code ##4636##).
3. Problems with SIM-If the phone doesn't recognize the SIM (e.g., it says "No Service"), the number won't show up. Solution: reboot the device or check the SIM on another phone.
4. Operator restrictions: Some virtual operators (such as Tinkoff Mobile or SberMobail) can block IMSI display.

If the number is still not visible, try alternative methods:

For advanced users, there is another method - through the engineering menu:

1. Open the Phone app.


2. Enter the code ##4636##.




3. Go to the tab "Phone Information".




4. Scroll down to the SIM Status section, where ICCID and IMSI will be.

⚠️ Attention: Don't confuse ICCID s IMEI (unique phone number). IMEI You can find it by *#06#, but it's a device, not a device. SIM-- I'm a map swap. IMEI illegal, whereas ICCID — technical identifier.

Can I change the number? SIM-maps in Xiaomi?

The short answer is no. ICCID, and IMSI rigidly attached SIM-The card and the subscription contract, respectively:

• 🔄 ICCID It changes only when the physical is replaced. SIM-cards (for example, when switching from mini-SIM to nano-SIM or when losing an old SIM).
• 📞 IMSI This may change if you change your carrier or plan (but usually stays the same when you keep your phone number).
• 📱 You can change your phone number without changing. SIM-cards (for example, through the service "Change number" from the operator).

If you need a change ICCID, contact the communication salon with a passport - the operator will issue a new SIM-card with the same phone number but a different identifier, this may be required in cases where:

• 🔐 Suspicions of cloning SIM-cards (if calls and calls) SMS duplicated on another device).
• 📵 Network registration issues (e.g. if Xiaomi is permanently losing communication).
• 🔄 Transition to eSIM (virtual) SIM-map ICCID will be different.

💡

Change. ICCID or IMSI manually (through engineering menus or root access) absolutely not. SIM-Cards by the operator and loss of network access.

Security: What Scammers Can Do With Your Number SIM-map?

Many users worry if someone finds out ICCID or IMSI mine SIM-So, if they can hack my Xiaomi or steal money from my account, let's see what the risks are, and what the myths are.

✅ What can not be done, knowing only ICCID/IMSI:

• 🔒 Hack your Mi Account or access your phone.
• 💳 Write money off a bank card or mobile account.
• 📱 Remotely control your Xiaomi (e.g., turn on camera or microphone).
• 📞 Listen to calls or read SMS (This requires physical access to SIM-card or phone number).

⚠️ What fraudsters can do (theoretically):

• 🕵️‍♂️ Know your operator and region. IMSI You can identify the country and mobile provider (for example, 25001 – MTS, 25002 – MegaFon).
• 📡 Try to clone. SIM-card (but you need physical access to your SIM card or a co-operation with the operator).
• 📊 Spam advertising if the operator sells databases with reference IMSI phone numbers (in Russia, this is prohibited by law).

🔐 How to protect yourself?

• Don't post a photo of yourself. SIM-social media cards (see below) ICCID).
• Do not tell IMSI or ICCID to anyone, even if they are considered operator support.
• If SIM-card is lost, immediately block it through the operator’s personal account or by phone hotline.

In general, the number itself SIM-The card is not a big threat, and it's much more dangerous if the scammers find out your phone number. + A code word to restore access to the SIM, in which case they can re-release the duplicate and gain control of your calls and SMS.

FAQ: Frequent questions about the room SIM-maps in Xiaomi