How to transfer data from Android to memory card in Xiaomi Redmi Note 7: all ways

Xiaomi Redmi Note 7 is still a popular smartphone due to the balanced characteristics and support for current versions of MIUI. However, 64 or 128 GB of internal memory quickly run out if you actively shoot 4K video, install heavy games or store large collections of music. The solution is to transfer data to a microSD card, but here users are waiting for pitfalls from the limitations of Android to write applications to file system formatting errors.

In this article, we will analyze all working methods of data transfer, taking into account the features of the Redmi Note 7 (codename lavender). You'll learn how to properly prepare a memory card, what files can be moved without losing functionality, and why some applications refuse to work with an external drive, and also a table of compatibility of memory cards with this model and answers to frequent error questions like «SD-card not found" or "Inadequate rights».

Preparation of a memory card: formatting and selection of a file system

Before transferring data, the memory card must be formatted correctly. Xiaomi Redmi Note 7 supports microSD up to 256 GB (officially), but in practice, 512 GB cards work too - provided they are formatted in exFAT or NTFS. However, there is a caveat: MIUI only offers FAT32 by default, which does not support files larger than 4 GB.

To avoid problems:

• 🔹 Use cards in the class no lower A1 (for applications; or UHS-I U3 (video 4K). Class 10 budget cards can be slowed down when recording.
• 🔹 Format the card directly in your smartphone via Settings → Warehouse → Map. SD → Format it as internal storage. This will create an encrypted partition, but it will allow you to migrate applications.
• 🔹 If you want compatibility with other devices (like a camera), format in exFAT on a PC, but then porting applications will not be possible.

Important: Once formatted as internal storage, the card cannot be retrieved without losing data, it is tied to the device. If you plan to use it in other gadgets, choose Portable Storage (but then application portability will be limited).

⚠️ Note: SanDisk Ultra and Samsung Maps EVO Plus sometimes conflicts with the controller Redmi Note 7 because of the firmware. MIUI before the latest version or try a card from another brand (e.g. Kingston Canvas).

Method 1: Transfer files through the built-in MIUI file manager

The easiest method is to use Xiaomi's standard Explorer, which allows you to move photos, videos, music and documents without any additional applications.

1. Open the Files app (the folder icon on the desktop).
2. Go to the Internal Storage section and find the data folders (e.g. DCIM for photos or Download for downloads).
3. Select files with a long tap, click "Move More".
4. In the list of storages, select your own SD-Destination card and folder (for example, Pictures or Music).

To speed up the process, you can use the “Select All” function, but be careful: system files (for example, from the Android folder) cannot be transferred - this will lead to malfunctions in the application.

Select only user files (photos, videos, music)

Do not touch folders called Android, MIUI, System.

Check the free space on the map before transfer

Use the "Copy" option if you are afraid of losing the originals-->

If the error “File not moved” appears during the transfer, check:

• 🔸 Is there enough space on the map (minimum reserve - 10% of the volume).
• 🔸 Are files protected from recording (e.g. screenshots from some banking applications).
• 🔸 Was the card removed during the operation (even a short-term shutdown will interrupt the process).

Method 2: Transfer applications to a memory card (with limitations)

Unlike files, applications are transferred to SD-The Redmi Note 7 is not always a map:

• 📌 Android versions (on Android) 9/10 More freedom than Android 11+).
• 📌 Developer settings (you need to turn on “Debugging by” USB» certain methods).
• 📌 The application itself – many games (for example, PUBG Mobile or Genshin Impact will block the transfer.

The official way through settings:

1. Open Settings → Applications → Application Management.
2. Select the application you want (such as Telegram or Spotify).
3. Press "Storage» → «Change» → choose SD-map.

If the option is inactive, try an alternative method through ADB (requires PC):

adb shell pm set-install-location 2

This command forces the system to default to install applications on SD-However, after a reboot, some programs may not work smoothly.

⚠️ Note: Transfer of system applications (e.g, MIUI Launcher or Security on the memory card will lead to a cyclic reboot of the smartphone, you can restore the work only through reset to factory settings.

Method 3: Automatically transfer through Google Photos and other cloud services

If manual transfer seems difficult, you can use cloud services like Google Photos or Mi Cloud. The advantage of the method is that the data is synchronized automatically, and the memory card is downloaded in an optimized format (for example, photos in 16 MP resolution instead of the original 48 MP).

Instructions for Google Photos:

1. Install the app and log in to your Google account.
2. In the settings, turn on “Backup and Synchronization”.
3. Select the quality “High” (unoriginal, but unlimited) or “Original” (counted in the quota of Google Drive).
4. After uploading files to the cloud, download them to a memory card via the web version of Google Photos (in the browser, select “Download all”).

Alternatives:

• 🌥️ Mi Cloud – 5GB free, but only syncs photos and contacts.
• 🌥️ Yandex Disk – gives 10 GB at registration, there is a autoload photo.
• 🌥️ Dropbox is easy to use for documents, but only 2GB is free.

💡

If you only need to transfer new photos, set up a Google Photo filter by date. For example, select the Last Month range and download only these files to the memory card.

Errors in data transfer and their solutions

Even with the right actions, Redmi Note 7 users are faced with errors.

1. «SD-The card is damaged. Try formatting it»

Reasons:

• 🛑 The map was removed without a safe shutdown.
• 🛑 File system damaged due to power failure.
• 🛑 Fake card (found from uncertified sellers).

Solution: connect the card to the PC, check for errors through chkdsk (in the command line enter)

chkdsk E: /f

E:

exFAT

2. "Not enough space on the device" when transferring applications

This error occurs if:

• 📱 The card is formatted as a portable storage (not an internal one).
• 📱 The app does not support Adoptable Storage (such as WhatsApp or Instagram).
• 📱 There is less than 1 GB of free space on the map.

Solution: Format the card as internal memory (with data loss!) or clear the app cache through Settings → Storage → Clear the cache.

3. Memory card not determined

The problem is typical for the Redmi Note 7 with firmware older than MIUI 12.

• 🔌 Card slot contacts (clean with alcohol if oxidized).
• 🔌 Card compatibility (some SanDisk Ultra models require a memory firmware update).
• 🔌 Developer Settings: Enable “Debugging by” USB» and reboot the phone.

Storage optimization: how to avoid memory overflow in the future

Transferring data to a memory card is a temporary solution, so that the problem does not recur, set up automatic optimization:

• 📁 Autocleaning cache: Include in Settings → Warehouse → Cleanup option Automatic Cleanup: The system will delete unnecessary files once a week.
• 📁 Compression photo: In the camera Redmi Note 7, select the format HEIF instead JPEG (Save up to 50% of space without loss of quality. → Photo format.
• 📁 App cache transfer: In Chrome or YouTube, set a cache limit: App settings → Warehouse → Limit cache to 1GB.
• 📁 Cloud Backups: Set up an automatic photo upload to Google Photos or Mi Cloud, followed by deleting local copies.

For advanced users, if you have root access, you can use applications like FolderMount or Link2SD to link the internal memory folder to the memory card, but this requires unlocking the bootloader and can break the encryption.

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Check your memory card regularly for errors through your PC to prevent data loss.Redmi Note 7 doesn't have a built-in diagnostic utility SD-So use third-party tools like this. SD Card Formatter or CrystalDiskInfo.

FAQ: Answers to Frequent Questions