Xiaomi activation service SIM: Complete Guide for Users of 2026

If you have recently purchased a Xiaomi, Redmi or POCO and faced with the requirement to activate SIM-map through a special service, this article will help to understand the details. SIM — It's a built-in feature in firmware. MIUI, It's a technology that checks the legality of mobile network use on brand devices, and it's been introduced as a response to problems with unauthorized use of devices in some regions, but it often raises questions among users.

Unlike the standard insertion procedure SIM-If you have a card where your phone is directly on the network, Xiaomi devices can request additional activation over the Internet, and it's not a mistake or a breakdown, that's how fraud and license violations work. However, not everyone knows how to go through this process, especially if it is a model for the Chinese market or devices with global firmware purchased abroad.

In this article, we will discuss in detail:

• 🔹 What is an activation service SIM Xiaomi and why it came to be
• 🔹 Which models require activation and which do not
• 🔹 Step-by-step instructions for activation through the official service
• 🔹 Frequent mistakes and ways to solve them
• 🔹 Alternative methods for devices with blocked activation

What is Xiaomi SIM activation service and why you need it

Xiaomi activation service SIM Activation is a software mechanism built into firmware MIUI, It's a device-specific entitlement test that was introduced by the company in 2020 as part of its anti-mobility policy:

• 📱 Gray imports – devices imported from China without official localization
• 🔄 Resale of used phones with unpaid bills for communication
• 🚫 Use of stolen vehicles (in some regions)
• 🌍 Violation of regional licenses of telecom operators

It's essentially an analogue. IMEI-binding, but with additional verification through Xiaomi servers. SIM-card to a new smartphone, the system sends a request to the server of the company with data:

• 📋 IMEI device
• 📡 IMSI SIM-Cards (unique identifier)
• 🌐 Region of purchase of the phone (by serial number)

If the data match the legal device database, activation is automatic, otherwise the user is asked to manually check through the web interface or call for support, and it is important to understand that this mechanism does not block the phone completely - it only limits the mobile network until successful activation.

What Xiaomi models require activation SIM-map

Not all Xiaomi devices are equipped with activation service SIM. It primarily affects:

Especially often, the problem of activation is faced by owners of Chinese versions of smartphones purchased on AliExpress, Taobao or brought from trips, the fact that these devices are originally designed for the local market and are tied to Chinese operators. SIM-The system requests additional verification.

Global versions (EEA/Global) Usually activate automatically, but there are exceptions:

• 🔄 After the firmware update (especially in beta version)
• 📦 First Incorporation in a New Region
• 🔧 After resetting the settings to the factory

💡

Before buying Xiaomi on foreign sites, check the model based on IMEI.info – this will help to avoid activation problems.

Step-by-step instructions: how to activate SIM-map

If your smartphone is requesting activation SIM, Follow this instruction. The process may vary slightly depending on the version. MIUI, But the overall pattern remains the same.

Connect your phone to a stable Wi-Fi

Make sure that SIM-card active with the operator

Battery charge of at least 50%

Have data on hand from the box (IMEI, serial)-->

Step 1. Insert. SIM-map

Open the tray for SIM (Use a paper clip or a special key from the kit and install the card. Make sure it is properly cropped to nano-SIM.

Step 2. Connect to Wi-Fi

Activation requires an Internet connection. Connect to a reliable Wi-Fi network (mobile Internet will not work until the process is complete). If Wi-Fi is not available, use the access point from another device.

Step 3. Follow the system's prompts

After turning on the phone, a notification will appear:

⚠️ Note: Activation is required to use the mobile network SIM-Click "Activate" to continue.

Click on the notification or go to Settings → SIM-maps and mobile networks → Activation. SIM.

Step 4. Complete verification

The system will redirect you to the activation page where you will need:

• 📱 Enter. IMEI Devices (can be found on the box or in Settings) → The phone)
• 📞 Provide the phone number associated with SIM-map
• 🔢 Enter the confirmation code sent SMS (if requested)

Step 5. Wait for confirmation

The process of verification takes from 5 minutes to 24 hours, in most cases, the activation is instantaneous, but if you suspect illegal use (for example, if you are not using the device for the first time). IMEI listed as stolen, manual moderation may be required.

💡

If the mobile network does not appear after activation, restart the phone and check the settings. APN manually (path: Settings) → SIM-map → Access points (APN)).

Frequent errors in activation SIM Xiaomi and their solutions

Even if you follow the instructions correctly, users are faced with errors, and here are the most common problems and ways to fix them:

If none of these methods helped, check:

• 🔄 Firmware Update: Go to Settings → The phone. → Update the system and install the latest version MIUI.
• 📡 Network settings: manually select operator in Settings → SIM-map → Network Selection (Disable Automatic Mode).
• 🔧 Resetting network settings: Settings → Memory. → Resetting settings → Resetting network settings.

Important: If your device was purchased on a secondary market (e.g. with Avito or OLX), The previous owner could not remove the link IMEI In this case, activation will not be possible without his participation.

Alternative activation methods SIM, if the standard method does not work

If official activation through Xiaomi service does not pass, you can try workarounds.Be aware that these methods may violate the warranty conditions and are used at your own risk.

Method 1: Change the firmware region

Many Chinese versions of Xiaomi are blocked by foreign SIM-The solution is to flash the device to a global version. MIUI:

1. Download Fastboot firmware for your model from the Xiaomi Firmware Updater website.
2. Install the Mi Flash Tool on your PC.
3. Connect your phone in Fastboot mode (clip Volume Down + Power when the device is off).
4. Select the downloaded firmware in the Mi Flash Tool and press Flash.

Method 2: Use of the Engineering Mode

For some models (Redmi Note 10, POCO X3) Works through the engineering menu:

##4636## → Phone Information → Select your preferred network type: LTE only

Then restart the device and try again.

Method 3: Activation through VPN

If the service blocks activation because of your region, connect to the VPN with servers in China (e.g. ExpressVPN or NordVPN) and repeat the process.

How to Avoid Activation Problems SIM When buying Xiaomi

In order not to face the need to activate, follow these rules when buying:

• 🛒 Buy official global versions from authorized sellers (for example, Xiaomi Store, Svyaznoy, M.Video).
• 📦 Check the firmware region by IMEI See IMEI.info.Look for models labeled Global or EEA.
• 🔍 Avoid the Chinese version of the gray (with suffixes) CN in the model name, unless ready for manual activation.
• 📄 Keep a check and a warranty card – they may be needed to confirm the legality of the purchase.

If you do purchase the Chinese version, make sure the seller provides:

• 📋 The original box with IMEI serial number
• 🔑 Login and password from the associated Mi Account (if the phone was in use)
• 📄 Warranty stamped shop

⚠️ Warning: Buying devices with a crashed price (e.g. Xiaomi 13 Pro for 20,000) ₽) Fraudsters can sell devices with locked devices. IMEI or unpaid bills for communication.

Frequent questions about activation SIM Xiaomi