Changing a smartphone is always an exciting but sometimes stressful process, especially when it comes to moving between Android ecosystems from different manufacturers. Users often wonder how to safely and quickly transfer data from Samsung to Xiaomi Poco X3 NFC without losing any important photo or phone number. Fortunately, modern technology makes it as simple as possible using built-in tools or proven third-party solutions.
Unlike the old days, when you had to manually interrupt contacts or search for complex ways to copy the message database, today migration takes minutes. Android architecture allows applications to access the necessary files, subject to the appropriate permissions. Samsung owners have at their disposal powerful tools that are easily synchronized with Xiaomi devices.
In this guide, we will take a look at all the available methods, evaluate their pros and cons, and give you tips on how to optimize the process. You will learn how to prepare both devices, what to choose for transferring large amounts of data, and what to do if errors occur. The main thing is to take your time and follow an algorithm so that the transfer process goes without interrupting the Wi-Fi Direct connection.
Preparing devices for data migration
Before any manipulations begin, it is critical to properly prepare both smartphones, a basic step that can lead to errors or loss of information, and make sure that your Samsung and Poco X3 NFC have at least 50-60% battery charge, as the transfer process can be energy intensive.
Both devices must be connected to the same Wi-Fi network if you plan to use cloud services or applications running through a router. However, for the built-in Mi Mover tool, this is not necessary, as it creates a direct connection. Check the availability of free space on the new Xiaomi smartphone, it should be more than the amount of data transferred.
It is recommended to remove the non-appearing debris and cache on the old device in advance to speed up the process, and it is also worth updating the system software on both gadgets to the latest available version to eliminate compatibility bugs. Connectivity stability is a key factor in the success of the entire operation.
Use of the Mi Mover app
The most effective and native way for Xiaomi app owners is to use the official Mi Mover app, which is pre-installed on the Poco X3 NFC in the Tools folder, but it is also free to download from the Google Play Store to a Samsung device, a tool designed specifically for quick migration without using the Internet.
The process starts with running the app on both smartphones. On the new Xiaomi, you choose the Receiver role, and on the old Samsung, you choose the Sender role. QR-Code or manual password entry devices are connected via a local Wi-Fi Direct network, providing high transfer speeds.
The application interface allows you to flexibly customize your data selection. You can migrate contacts, messages, calls, notes, voice recorders, as well as multimedia files and installed applications. It is important to note that some of Samsung's system settings may not be portable due to differences in the One UI and MIUI shells.
What if the Mi Mover can’t see the device?
Make sure that both phones are on GPS Also make sure that none of the devices are in power saving mode, which can block the background network operation.> The app automatically groups data into categories, which makes navigation easier, and once you select the necessary items, you will start a copying process, the progress of which is displayed in real time, and do not switch to other applications during transmission, so as not to break the connection. The classic and most reliable method for the Android ecosystem is syncing through a Google account. If you've been using Google services on your Samsung, most of your data is already in the cloud. X3 NFC Just enter the same login and password. This method is ideal for saving contacts, calendar events, Google Keep notes, and passwords from the Chrome browser.Photos and videos are usually synced through Google Photos if the appropriate backup option has been enabled. The autonomy of the method is that the data will pull up even if the old phone has already been sold or lost. To activate sync on the old device, go to the settings, find the Accounts section and select your Google profile. Make sure the switches in front of the right data categories are active, and press the sync button. On the new phone, this process will start automatically when you log in. 📞 Contacts: Instantly appear in the phone book after connecting to the network. 📅 Calendar: All meetings and reminders are kept in their original form. 🔑 Passwords: Autocomplete in Chrome and apps works right away. 📸 Photos: Uploaded in the background through the Google Photos app. Note that this method requires a stable and preferably fast Internet connection. If you have a large amount of photos in their original quality, they can take several hours to download. For users who are used to controlling each file, or with a huge amount of data (for example, hundreds of gigabytes of video), the optimal use of a computer will be. USB-connect the Samsung to your computer and select file transfer mode (MTP) In the notifications, copy the folders. DCIM, Pictures, Download, Music and other important directories to your PC hard drive. X3 NFC and transfer the data to the corresponding folders of internal memory. ⚠️ Note: When copying large amounts of data through USB Make sure you use the ports. USB 3.0 or higher on a computer, otherwise the speed will be extremely slow. Do not remove the cable until the recording operation is complete. The advantage of this method is that you can immediately audit the files, removing duplicates or unnecessary debris before recording to a new phone. Also, you create a local backup on your computer, which is always helpful.The folder structure on Xiaomi may be a little different from Samsung, but the main directories are standard for Android. After the transfer, it is recommended to restart the smartphone so that the media scanner of the system updates the libraries and files appear in the gallery. To make it easier for you to decide, we have prepared a comparative table of basic methods. Speed Needs Internet Type of data Mi Mover High No All types (including applications) Google Account Average Yes Contacts, calendar, photo Through PC Depends on the number of users. USB No Media Files, Bluetooth documents Very low No Only small files As you can see from the table, Mi Mover is the most versatile solution for switching to Poco X3 NFC. It consumes no traffic and is faster than Bluetooth, but for backup contacts, Google accounts remain an indispensable tool. 📊 What kind of data transfer do you prefer?Mi Mover (official)Google Account (cloud)Through computer (cable)Send Anywhere (third-party software)Transfer of WhatsApp and messengers Special attention should be paid to transfer correspondence to WhatsApp, as standard methods may not save the history of WhatsApp. message. For Samsung and Xiaomi, there is an official procedure through Google Drive or local backup. On an old device, open WhatsApp, go to Settings. → chat → Backup chats. Click "Backup" and wait for the download to be completed on Google Drive. Make sure you're using the same Google account that's going to be on the new phone. X3 NFC You install WhatsApp and log in to your room. It automatically detects a backup in the cloud and prompts you to restore your chat history. ⚠️ WARNING: WhatsApp backup is tied to your phone number and Google account. SIM-card is active to receive SMS confirmation code at the entrance. If the cloud method doesn’t work due to a lack of disk space, you can try to create a local copy and transfer the database file manually through the folder. Android/media/com.whatsapp/WhatsApp/Databases, But it requires skills in working with the file system. 💡To transfer Viber, use the built-in backup function in Viber Plus or through Google Drive in the application settings before changing your phone. Possible problems and their solution During the migration process, there may be unforeseen difficulties. For example, the Mi Mover app can interrupt transmission if the screen of one of the smartphones goes out. It is recommended in the energy saving settings to prohibit automatic locking of the screen or simply periodically touch the display. Another common problem is the incompatibility of some applications. Programs that are designed for the Samsung interface may not be displayed correctly or run on the computer. MIUI. In this case, it is better to remove them and download them again from the Google Play Store on a new device. If the transfer freezes at a certain percentage, try canceling the operation, restarting both phones and starting over by selecting fewer data types for the first batch. Sometimes cleaning the cache of the carrier application helps. Why don't Wi-Fi passwords move? Passwords from Wi-Fi networks are often protected by system security keys and can't be transferred by third-party applications without root rights. You'll have to re-enter passwords or use the scan feature. QR-If you have access to the same code from your old phone, if you have access to it in your network settings. What if you have contacts that are doubled? When you sync through Google and import them simultaneously through Mi Mover, the contacts can be duplicated. On Xiaomi, open the Contacts app, go to settings and select the "Combine Duplicates" or "Clear Contacts" function, the system will automatically find and merge the repetitive entries. Can you interrupt the process and continue later? Most tools do not support the pause function. If the process is interrupted in the middle, you will most likely have to start transferring the selected data category again. Which is why it is important to ensure stable power and not interrupt the connection. The final step should always be to check the integrity of the data. Open the gallery, check some random photos, call one of the contacts and make sure that the applications work with the old one only after that you can expose the old one to the correct reset.