Transfer of contacts to SIM-map

Owning a modern smartphone Xiaomi Redmi involves the use of cloud technology, but classic methods of data storage, such as: SIM-The map is still relevant. Many users are faced with the need to quickly move the accumulated phone book from the device's memory to the operator's physical card. This may be required when changing a gadget, selling an old device, or simply to create a backup in case of a system failure.

The process is not complicated, but it has its own nuances in the shell of MIUI or HyperOS. Unlike other manufacturers, Xiaomi uses its own logic of working with contacts, which sometimes confuses beginners. Properly following all the steps ensures that no important number will be lost during the migration process.

It is worth noting that the amount of memory SIM-The card is limited and does not support saving additional fields, such as email or subscriber photos, so before starting the procedure, it is important to understand that you are only transferring basic data: name and phone number. This is a crucial point for those who are used to detailed contact cards.

Preparation for transfer and compatibility check

Before you start manipulating data, you need to make sure that the operator's card is physically correct. SIM-The card is non-standard sized or damaged, the export process can end in error. Put the card in the slot and wait for the network to appear, making sure that the device sees it correctly.

Modern Xiaomi smartphones often use a hybrid slot, so it is important to know which slot the SIM is installed in if there are two.The system can identify them differently in the settings menu. It is also recommended to check whether the card itself is crowded, since older samples can store no more than 250 records.

⚠️ Before starting any contact transactions, we strongly advise you to back up your Google Account or Xiaomi Cloud, which will allow you to recover data if a software failure occurs during the export process.

Make sure your device has the current encoding standard. Sometimes, when transferring from foreign cards, there may be problems with Cyrillic alphabets, and Russian letters can be replaced with question marks or Krakozyabr. In modern versions of Android, this is rare, but it is worth checking.

📊 What is the amount of memory you have? SIM-map?
I don't know.
250 contacts
500 contacts
More than 1,000 contacts

Instructions for export of contacts to SIM-map

To get started, you need to open a standard Contacts or Phone app. In MIUI, these applications are often combined, and the number library is managed at the bottom of the screen or in the side menu. Press the menu button, usually three dots or three bars in the corner.

In the list that opens, select "Import and Export Contacts" and this is where all the tools for working with the address book are concentrated. SIM-map or “Export to the SIM-map 1/2», Depending on the number of modules installed.

☑️ Export algorithm

Done: 0 / 5

The system will suggest selecting the contacts to transfer. You can mark individual numbers or select all at once by ticking "All." After selecting, click the confirmation button. The copying process will take from a few seconds to a couple of minutes, depending on the number of records.

Watch the notifications on the screen during the process.

What to do if the export button is inactive?
If the option is grey or unavailable, check if the Read Only mode for the current SIM card is turned on, and the problem may be the lack of a network or lockdown. SIM-map PIN-code that must be entered before the operation begins.

Import of numbers from SIM-phone-card

The opposite is even more common: you bought a new Xiaomi Redmi and want to move the old numbers from the SIM to the memory of the smartphone.

Go to the Contact Management menu again and select “Import with” SIM-The system reads data from the operator's chip. You'll be asked to select a target folder to save - make sure you select the Phone storage or your Google Account, not again. SIM-map.

Once you select a destination folder, you start copying, and unlike exporting, you can expand the data here, but because the SIM only stores the basic data, the additional fields will remain empty, and you will have to manually fill them in after import.

ParameterSIM-mapPhone Memory/Google
Max. Number of contacts.250-500No restrictions.
Photo preservationNo.Yes.
Length of nameLimited.Complete.
Additional fields (email)No.Yes.

When importing, it is recommended to check the sample numbers for encoding errors, sometimes long names can be cut off when written on a SIM, and when read back, they will not recover to their original length.

Working with duplicates and combining records

With frequent data transfers between devices, duplicate contacts inevitably appear, and Xiaomi smartphones have a powerful tool built in to eliminate them, which can be found in the Contact Organizer menu or through the settings of the contact app itself.

The "Joint Duplicates" function automatically scans the database, finding records with the same numbers or names, and the system will prompt you to combine them into one card, saving all the available information from different sources. SIM-If you have already saved the numbers to the cloud.

Manual editing is also available for each subscriber, so you can open the card, click on the menu (three dots), and select "Combine with another contact," which allows you to manually link disparate records that the algorithm has found to be different.

💡

Clean contacts regularly from duplicates, which speeds up the search query in the phone book and frees up space in the synchronized cloud profile.

Pay attention to the sources of contacts. In the display filter, you can choose whether to show only numbers from the phone, from the phone. SIM-It helps you understand where exactly the copy of the number you want is stored.

Setting up the display and sorting of the list

The ease of use of the phone book depends on the correct display settings. In MIUI, you can flexibly configure what contacts you see in the general list. Go to the application settings and find the Contact Display section.

You can filter the list here, leaving only the numbers with the SIM-This is useful for checking the success of the import or export, and is also available to sort by name, surname or date of the last call.

For Russian-speaking users, the option “Sort Order” is important, you can choose the display “First name” or “First name”, changes are applied instantly and affect the entire list of address books, making the search familiar and fast.

⚠️ If you've hidden contacts from the SIM-maps in the display settings, they won't be visible in the general list, but they'll stay on the map.

Also worth mentioning is the Favorites feature, which displays the contacts added to your favorites in a separate widget on the home screen, and make sure that after you move, you update this list by adding important numbers that are now in your phone's memory.

Synchronization with Google and Cloud Services

Keeping contacts exclusively on SIM-A risk strategy is a risk strategy, and modern Android offers seamless synchronization with Google Contacts, which ensures that data is kept safe even if Redmi is completely lost or broken.

To enable this feature, go to your phone's settings, Accounts and Sync. Select your Google account and make sure the slider opposite Contacts is activated, and then all changes to the phone book will automatically upload to the cloud.

The alternative is Xiaomi Cloud (Mi Cloud), which works similarly: it backs up contacts, SMS and other data, and for users of the Xiaomi ecosystem, it’s a convenient way to quickly recover data when switching to a new phone of the same brand.

💡

Using cloud sync (Google or Mi Cloud) is a more reliable way to store contacts than physical ones. SIM-card, as it eliminates the risk of data loss if the card plastic is damaged.

You can check sync status through the web version of Google Contacts on your computer, and if all numbers are displayed there correctly, then your data is safe and accessible from any device where you log in.

Frequent problems and ways to solve them

Despite the simplicity of the procedure, users may encounter errors, and one of the most common is the message "Memory" SIM-The solution is one: remove some old or unnecessary numbers directly from the SIM card through the control menu, making room for new entries.

Another problem is that the contacts are copied but displayed as "Unknown Number" or contain strange characters, which indicates a conflict of encodings. Try changing the language of the phone's interface to English, export, and then return Russian. Sometimes it helps to update the phone's firmware.

If the phone doesn't see» SIM-map in the export menu, check physical contact. Remove the tray, wipe the SIMKA contacts with a soft cloth and paste back. Make sure the card clipping matches the shape of your Redmi tray.

Why did the photos of the contacts disappear after the transfer?
SIM-The card doesn't technically support storing graphics files. When exported to the SIM, the photos are deleted. When imported back into the phone, they don't automatically recover, because they're simply not in the SIM card data file. Photos must be added manually or restored from cloud backup if they were taken before export.
Can I transfer contacts from iPhone to SIM via Xiaomi?
Directly from iPhone to iPhone SIM-The card inserted in Xiaomi, you can not transfer contacts. iPhone does not allow you to export contacts to the Internet SIM. You need to first export your iPhone contacts to Google Account or vCard file, and then import them to Xiaomi, and then from there, if necessary, write to the user. SIM.
How much space does one contact take up on a SIM?
Usually, one contact takes from 100 to 200 bytes of memory, but the limits are SIM-The cards are not set in bytes, but in cells. Standard cards can hold 250 to 500 records. Long names can occupy two cells, reducing the total number of contacts available.