Changing a smartphone is always stressful, associated not so much with mastering a new interface, but with the fear of losing important data. Among all the information stored in memory, devices contacts are the most critical asset. Losing the numbers of friends, colleagues or delivery services can paralyze communication for several days. Fortunately, the ecosystem Android offers many built-in tools and third-party solutions for seamless data migration.
In this article we will analyze in detail all the current methods for transferring a phone book. You will learn how to use cloud services, how to work with backup files and what nuances exist when transferring data via Bluetooth or NFC. We will consider not only standard scenarios, but also complex cases when phones are far from each other or have different versions of the operating system.
It doesn’t matter whether you buy a flagship Samsung Galaxy or a budget Xiaomi Redmi, the principles of data transfer remain universal. The main thing is to choose a method that best suits your current situation: the availability of the Internet, the state of the old device and the volume of entries in the phone book.
Synchronization through a Google account: the most reliable method
Using Google cloud storage is the gold standard for Android users. This method does not require physically connecting phones with cables and works even if the devices are located in different cities. All you need is a valid Google account access to the Internet on both gadgets.
First you need to make sure that contact synchronization is enabled on your old phone. To do this, open Settings, find the section Accounts (or Users and accounts) and select your Gmail address. Make sure that the switch opposite the item Contact is active. If it's turned off, turn it back on and wait for the sync to complete. This process can take from a few seconds to a couple of minutes depending on the number of records.
After the data has been uploaded to the cloud, we proceed to the new device. When setting up your phone for the first time, the system will prompt you to enter your account information. Enter the same username and password as on the old device. All saved data will automatically begin downloading, including phone numbers, email addresses, and notes.
⚠️ Attention: If you're using a corporate Google Workspace account, your organization administrator may have restricted contact syncing. In this case, contact your IT department before attempting the transfer.
Sometimes users encounter a situation where contacts do not appear immediately. In this case, it's worth checking your display settings in the Contacts app. Often, by default, contacts saved only on the SIM card or in the local storage of the phone, and not in the Google account, are hidden.
Export and import via VCF file
Method for creating a backup file in format .vcf (vCard) is universal and independent of the smartphone brand. This file is a digital business card that can contain one or thousands of contacts. It is convenient because it can be transferred in any convenient way: through instant messengers, email, or simply copied to a computer.
To create such a file on an old device, open the application Contact. In the menu (usually three dots or bars in the corner of the screen), select Manage contacts or Import/export contacts. Next, click Export to file.vcf. The system will prompt you to select a save location; It’s most convenient to save the file to internal memory or to a memory card SD.
The resulting file must be transferred to a new phone. If the devices are nearby, you can use Bluetooth or Wi-Fi Direct. If the phones are far away, send the file to yourself by email or Telegram/WhatsApp. On a new device, just open the received file, and the system will offer to import the records contained in it.
☑️ Preparing a VCF file
The advantage of this method is the ability to edit the file on your computer before importing. You can remove duplicates or irrelevant entries using a text editor or specialized apps before downloading them to a new smartphone.
Using a SIM card for transfer
Despite the development of cloud technologies, transferring via SIM card remains popular, especially when moving between devices of different operating systems (for example, with iPhone on Android) or in the absence of the Internet. This method is simple, but has significant limitations on the volume and quality of stored information.
The process begins with exporting contacts to the card. Go to the application Contact, select the control menu and press Import/export. Select option Export to SIM card. The system will warn you that additional fields such as addresses, photos and second numbers may be lost.
After the export is complete, remove the SIM card from the old phone and insert it into the new one. On the new device, go to the contact management menu again and select Import from SIM card. Specify where to save the data: to your phone memory or to your Google account. The second option is preferable for further data security.
| Characteristics | SIM card | VCF file | Google Account |
|---|---|---|---|
| Contact limit | 250-500 pcs. | No restrictions | No restrictions |
| Saving photos | No | Yes | Yes |
| Saving email | No | Yes | Yes |
| Dependency on network | No | No (for transfer) | Internet required |
If you have more than 300 entries in your phone book, the system may offer to select only part of them for copying or will refuse the operation altogether.
Applications from smartphone manufacturers
Large electronics manufacturers understand the importance of hassle-free data migration and are developing their own utilities. These applications often work faster than standard Android tools and allow you to transfer not only contacts, but also settings, photos and even the home screen layout.
For users Samsung there is an application Smart Switch. It allows you to transfer data via cable or Wi-Fi. Simply install the app on both devices (it's also available on iPhone), select the transfer mode, and follow the on-screen instructions. The process is fully automated and intuitive.
Device owners Xiaomi, Redmi and POCO can use the built-in tool Mi Mover. On the old phone you need to select the “Sender” role, and on the new one - “Recipient”. The devices will create a temporary Wi-Fi network through which the data flow will flow. This solution is especially effective during the initial setup of a new device.
The company Huawei offers a utility Phone Clonethat is also compatible with devices of other brands. The principle of operation is similar: scanning a QR code to connect and selecting the types of data to transfer. Such proprietary solutions are often the fastest way to “move.”
Transfer via Bluetooth and NFC
To transfer a small number of contacts (for example, one or two numbers), it is not necessary to create backup copies or log in to the cloud. Near-field technologies, such as Bluetooth and NFC, allow you to instantly exchange data when devices are in direct contact.
To send a contact via Bluetooth, open the card of the desired subscriber in the phone book. Click on the menu (three dots) and select Share or Send contact. In the list of available methods, select Bluetooth. Discovery must be enabled on the receiving device and you will be prompted to confirm receipt of the file.
Technology NFC (Near Field Communication) makes the process even easier if both phones support the feature Android Beam (although in new versions of Android it is replaced by "Quick Share" via Nearby Share). All you have to do is unlock both screens, place the phones with their back covers next to each other and wait for the sound signal.
⚠️ Attention: The transmission speed via Bluetooth is extremely low. It is not recommended to send files with thousands of contacts in this way - the process may take tens of minutes and be interrupted due to connection instability.
These methods are ideal for situational exchange: when you have met a new friend and want to immediately save his number without entering numbers manually. They are poorly suited for a complete phone book migration due to the need to send contacts one at a time or in small groups.
Solving problems with duplicates and synchronization
After migrating contacts, users often encounter the problem of duplicate entries. This happens when the same number is stored simultaneously in the phone memory, on the SIM card and in the Google account. The system sees them as different entities if they were not merged correctly.
Modern versions of Android have built-in tools for merging duplicates. Go to the application Contact, open the menu and find the item Settings or Contact management. Select option Merge duplicates. The system will analyze the database and offer to merge records with matching names or phone numbers.
If the automatic merge did not work correctly, you can use the web version of Google Contacts (contacts.google.com). A more powerful editor is available there. In the menu on the left, select Merge and correct. The interface on a large computer screen allows you to visually monitor the process and manually decide the fate of controversial records.
Sometimes the problem lies not in duplicates, but in the fact that the contacts simply are not displayed. Check the display filter in the application. Click on the menu and make sure that All contactsis selected, and not just Contacts from phone or Contacts with SIM.
Frequently asked questions (FAQ)
Is it possible to transfer contacts if the old phone does not turn on?
If the screen does not work, but the phone turns on (vibrates, makes sounds), you can try connecting it to the computer via USB and copy the contact database file (usually located in hidden system folders, access requires root access). If the phone is completely dead, but the SIM card is intact, remove it and insert it into a new device - the contacts saved on the card will be available.
How long does synchronization via Google take?
The time depends on the number of contacts and Internet speed. For 500-1000 numbers with a stable 4G connection, the process takes from 30 seconds to 2 minutes. The initial download on a new device may take a little longer, since photos and additional metadata are also loaded.
Is it safe to transfer contacts through third-party applications?
Use only official applications from manufacturers (Samsung, Xiaomi, etc.) or proven solutions from the Google Play Store with a high rating. Avoid dubious utilities that require access to SMS and calls unless clearly necessary to prevent leakage of personal data.
What to do if contacts are saved with hieroglyphs during import?
This is an encoding problem. Usually occurs when transferring from very old phones or through specific file managers. Try opening the VCF file on your computer using Notepad, saving it with encoding UTF-8 and transferring it to your phone again.
Will contacts disappear from the old phone after transferring?
No, when using the export, Bluetooth or cloud synchronization methods, the data on the old device remains intact. Deletion occurs only if you specifically selected the “Move” (Cut) option instead of “Copy” when working with a SIM card or files.