Xiaomi 13: How to Insert SIM-map and network

The modern Xiaomi 13 smartphone is a complex device where every millimeter of the body matters, so the procedure for installing the communication module requires accuracy and understanding of the design. Unlike older models, there are no removable covers, and the card tray is designed to provide maximum leakage and dust protection according to the IP68 standard. Users often face difficulties in first contact with the clip to extract, not knowing which side to approach the socket.

Installation that is not right can cause the device to fail to see the network or, in the worst case, damage contacts inside the enclosure.It is important to prepare a good lighting workstation in advance and make sure you have the original tool or the right thin needle on hand.We will take a look at all the nuances of working with the physical slot and virtual eSIM profiles so you can quickly activate the connection.

In this article, we will describe the algorithm of actions in detail, warn against common errors and help you to prioritize the Internet and calls, you will learn how to correctly navigate the chip with respect to contacts and what to do if the phone stopped responding to the inserted card after the system update.

Preparation of the workplace and necessary tools

Before you start physically interacting with the Xiaomi 13 body, you need to make sure you are in a safe area. SIM-Make sure your hands are dry and clean, as fat or moisture can oxidize the contacts of the gold chip.

The device comes with a special key to retrieve the tray, which is often lost or thrown away with the box. If the original paper clip is not available, you can use a thin stationery needle or even a straightened stationery clip, but you need to act extremely carefully so as not to scratch the frame.

⚠️ Warning: Never use sharp objects like knives or sewers, as they can damage the mechanism of the spring inside the hole or penetrate the body, violating the moisture protection.

It’s also worth activating the card from your carrier in advance if required and making sure it’s trimmed to Nano-SIM format.Modern Xiaomi devices use the smallest card standard, and trying to insert an adapter can lead to a tray getting stuck.

• 🔍 Find a well-lit place with a flat surface to work with.
• 🛠️ Prepare the original key-clip or thin needle of the appropriate diameter.
• 🧼 Wipe your contacts. SIM-maps with dry soft fabric from dust and pollution.
• 📱 Make sure the phone is turned off or on standby for safe installation.

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If you use a homemade paperclip, slightly grind its tip so that it is smooth and does not leave scratches on the aluminum frame of the smartphone.

Location of the tray and the extraction mechanism

In the Xiaomi 13 model, engineers have placed a slot for SIM-cards on the lower end of the device, to the right of the charging port USB Type-C. This is the standard location for most modern smartphones, but the tray design has its own peculiarities. One side is for Nano-SIM and the other is for either the second Nano-SIM or a memory card, depending on the regional version of the device.

To remove the tray, you need to find a small hole next to the frame, press it perpendicular to the body until the characteristic click of the spring, the tray should move a few millimeters, after which it can be gently tucked with the nail. Don't put too much effort: if the tray does not come out, you may not have hit the mechanism or use a tool that is too thick.

Notice the rubber seal, which is often attached to the tray or inside the groove, and it's responsible for water and dust protection, so it can't be lost or damaged. When you assemble, make sure that the seal is in place smoothly, without any clamps.

Proper orientation and installation of Nano-SIM

The most critical thing is to position the card in the tray correctly, so the plastic of the card should lie tightly in the recess, without backlashes, and the gold contacts should be pointed strictly down to the inside of the tray, and there is often a schematic image on the tray itself that tells you how to put the chip, but it is better to double-check it visually.

The cut corner of the card must match the same protrusion in the plastic frame of the tray. If the card is difficult to lie down or requires force, then you have violated the orientation. Xiaomi 13 uses a fixing mechanism that does not require additional latches: the card is held by the exact size of the cell.

Once the map is set, insert the tray back into the case, and it's important not to mix the sides up: the tray only enters in one position. If you feel resistance, don't push, turn the tray 180 degrees. It must enter smoothly and end with the frame of the case.

⚠️ Note: Do not insert the tray if the memory card or SIM They are outside the plastic – this is guaranteed to break the contacts inside the phone.

After installation, turn on the device. The system must automatically identify a new one. SIM-If you don't, check if the card is sitting tight in the tray, and try to wipe the contacts with an alcohol napkin.

• 💿 Put the map down with contacts, combining the cut corner with the label.
• 📥 Insert the tray only on the side that corresponds to the shape of the groove.
• 🚫 Do not use force when pushing the tray inside the body.
• ✅ Make sure the frame of the tray is fully recessed and does not protrude.

Working with virtual eSIM in Xiaomi 13

Xiaomi 13’s flagship supports eSIM technology, which allows you to use a virtual SIM card without a physical media.This is especially convenient for travelers or those who want to use two numbers, but in the region of sale the device can only have one physical slot. Activation is done programmatically through scanning. QR-operator-code.

To add a profile, go to the settings, select a section «SIM-maps and mobile networks" and click "Add fare. The camera will open automatically, offering to scan the code provided by your carrier.

Important: Global versions of Xiaomi 13 often implement a “1 physical SIM + 1 eSIM” scheme, while Chinese versions can have two physical slots without eSIM support.

Once you upload a profile, you can assign it to the primary for voice calls or mobile Internet, and the system allows you to flexibly manage profiles, switching between them in one click, making the technology very convenient for separating work and personal contacts.

Set Network and Internet Priorities

After successfully installing one or two cards, you need to adjust their interaction correctly. → SIM-Maps and mobile networks you can choose which card will be used by default for calls, SMS This is an important step, because the wrong choice can lead to unforeseen costs of roaming or charging.

For each SIM-Cards can be individually enabled or disabled to support networks 5G/4G. If you are in the zone of uncertain reception, it makes sense to force the card to switch to the standard. LTE or 3G It also configures the ability to receive calls to the second line while you're talking on the first line.

Pay special attention to the item "Mobile Internet", which is the card that will be responsible for data transfer in all applications. If you use one card for calls (cheap tariff) and another for the Internet (no limit), make sure that this item selects the second one.

The way to set up quickly:


Settings → SIM- Maps and Mobile Networks → Network Selection → 5G/LTE/3G/2G

Remember that when you are actively modeming or access point Wi-Fi traffic is consumed from the card that is selected as the main data transfer.

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Correct setting of priorities SIM-Cards save money on roaming and provide a stable Internet without constant manual switching.

Diagnosing problems and lack of networking

There are times when the phone says, “No.” SIM-If you want to reset the device, it's a standard procedure that helps the system re-interview the communication module, if that doesn't work, remove the tray and check the contacts for oxidation.

A common cause of problems is incompatibility of communication standards or locking by the operator. Make sure that the card is not blocked by a PIN-coc (if you have installed it before) and that there are funds in the account, and check whether the settings are not limited to the use of data in the background.

If the phone sees the network but can't sign up, try manually selecting the operator from the mobile menu, sometimes automatically selecting the weak signal, while manually selecting the right provider solves the problem, and resetting the network to the factory settings will help in the extreme case.

• 🔄 Perform a full smartphone reboot after installing the card.
• 🧹 Wipe your contacts. SIM-card-sweeten.
• 📡 Try to manually select the operator in the settings.
• ⚙️ Reset network settings: Settings → Connection and sharing → Reset Wi-Fi, Mob Networks and Bluetooth.

⚠️ Note: When resetting network settings, all saved Wi-Fi and Bluetooth pairing passwords will be deleted, so make sure to remember the data for the connection.

Frequently Asked Questions (FAQ)