How to transfer all files to SD-Map in Xiaomi: 5 proven ways

Xiaomi smartphones based on MIUI And HyperOS often has a problem with internal memory, especially in budget models with 32-64 GB of storage. Even after cleaning the cache and removing unnecessary applications, the system continues to issue notifications about overflow of storage. SD-But here, users are facing pitfalls: not all files can be moved manually, and some applications stubbornly ignore external drive.

In this article, we will discuss all possible ways to adjust the SD-Map – from basic camera settings to hidden features MIUI and manually mounting the section through ADB. You will learn how to make your smartphone automatically save photos, videos, documents and even some applications to an external drive, as well as what to do if the system "can't see" the memory card. MIUI 12/13/14 HyperOS, including Redmi Note models 12/13, POCO X5, Xiaomi 13T others.

Before you start setting up, make sure your SD-The card meets two key requirements: (1) the exFAT format or FAT32 (a) For cards up to 32 GB). (2) Speed class not lower UHS-I (U1) — videotape 4K If the card is new, format it directly in your smartphone via Settings. → Warehouse → SD-map → Format.

1. Camera setup: how to save photos and videos on SD-map

The easiest way to free up internal memory is to redirect the storage of media from the camera to the external drive, which in MIUI and HyperOS is hidden deep in the settings of the Camera application, and many users do not even know it exists.

Include the preservation of SD-map:

  1. Open the Camera app.
  2. Touch the icons ⚙️ Settings (or swipe from the right edge of the screen).
  3. Go to the Camera Settings section → Preservation site.
  4. Choose. SD-map and confirm the action.

⚠️ Note: If the option Save Place is inactive (grey), check it out:

  • 🔹 Whether inserted SD-card into the slot (sometimes contacts are oxidized - gently wipe them with a lasticle).
  • 🔹 Is there enough space on the map (minimum free volume – 500 MB).
  • 🔹 Is the card used as an internal storage (more on this below).

After activation, all new photos and videos will be automatically saved to the SD-Old files will remain in internal memory, and they will have to be transferred manually through the Gallery or Files.

📊 What? SD-You are using the card in Xiaomi?
SanDisk (Ultra, Extreme)
Samsung (EVO, PRO)
Kingston
Another.
I don't use it.

2. Transfer of applications to SD-Map: Why it doesn’t always work

Unlike media files, applications are transferred to SD-It's not always possible to use a map in Xiaomi, but it's the limitations of Android: since version 6.0, Google has banned the full portability of programs to external drives for security reasons.

To try to migrate the application:

  1. Open Settings → Applications → Application Management.
  2. Select the application you want (such as Telegram or VK).
  3. Press Warehouse. → Change. → SD-map.

If the option is inactive, it means:

  • 🔹 The application does not support transfer (most often these are games and system utilities).
  • 🔹 The card is formatted as a portable storage (you need to make it internal, but this has side effects).
  • 🔹 The manufacturer (in this case Xiaomi) blocked the feature at the firmware level.

The critical nuance: Even if the transfer is successful, SD-The card will move only a part of the data (usually cache and user files), and the main data will be transferred to the card. APK-This won't solve the problem of space scarcity radically, but it can free up 1-3 GB.

💡

Before transferring the annex to SD-Check the speed of the card using the application A1 SD If the recording speed is below 10 MB/s, the programs will slow down.

3. Formatting SD-Cards as an internal storage: pros and cons

If you critically lack space, you can go to a radical step - formatting. SD-The card is like an internal storage device, and in this case, the system will combine it with the main memory, and the applications will be able to be installed directly on it:

AdvantagesDeficiencies
✅ Applications may be installed on SD-map❌ The map cannot be retrieved without data loss.
✅ Automatic file distribution❌ The speed of the system may fall.
✅ More room for cache and updates❌ When resetting the settings, the map is formatted
✅ Adoptable Storage Support for Older Android Versions)❌ Not all applications will work correctly.

To format the card as an internal storage:

  1. Put it in. SD-smartphone-card.
  2. Go to Settings. → Warehouse → SD-map.
  3. Press. ⚙️ (three-point) → Storage settings → Formatting as an internal.
  4. Confirm the action and wait until it is completed (may take 5-10 minutes).

⚠️ Note: After this operation, the card will not be used in other devices without full formatting, Xiaomi can automatically transfer only part of the data to it, and some applications (such as WhatsApp or banking) will refuse to work with an external drive.

What if, after formatting as internal storage, applications fly out?
If, after transferring the applications to SD-If you start to slow down or close the card, try: 1. Return them to internal memory via Settings → Annexes → Warehouse → Change. 2. Disable the option to save charge for these applications. 3. Check the card for errors using SD Card Tester (available in the Play Market) If the problem persists, format the card back into portable storage and use it only for media files.

4. Automatic saving of downloads and documents on SD-map

By default, browsers (Chrome, Mi Browser) and file managers store uploaded documents, music, and archives into internal memory.

  • 📁 For Chrome Browser: Open Chrome and Press ⋮ → Settings → Downloads. Select a Save Place. → SD-map.
  • 📁 For Mi Browser: Launch your browser, tap ⋮ → Settings → Additionally. → Load path, point to the folder SD-map (e.g., map, /storage/XXXX-XXXX/Download).

Files.

  1. Open Files, go to Categories → Downloads.
  2. Press. ⚙️ → Default location → SD-map.

If the desired option is not in the settings, use the workaround:

  1. Download the file to internal memory.
  2. Open the files, find the downloaded file.
  3. Select it, press Move it. → SD-map → Select a folder.

To automate this process, install Files by Google, which can offer transferring rarely used files to the Internet. SD-map.

Check the speed class (U1/U3)

Format in exFAT/FAT32

Create folders (DCIM, Download, Music)

Turn off "Quick Retrieval" in the settings

Check the vacant space (minimum 1 GB)-->

Manual mounting SD-map ADB (advanced)

If standard methods don’t work, you can try forcibly reroute the save paths via ADB (Android Debug Bridge), a method that is suitable for power users and requires connecting a smartphone to a PC.

Instructions:

  1. Turn on Developer Mode on your smartphone: Go to Settings → About Phone → MIUI version. Click on 7 times until the notification You become a developer appears!.
  2. Activate USB Debugging in Settings → Additional → For developers.
  3. Connect your smartphone to your PC, install ADB drivers (you can download from the Android Developers website).
  4. Open the command line (Windows) or the terminal (macOS/Linux) and type: adb shell sm set-force-adoptable true Then adb shell sm partition disk:179,64 private (where) 179,64 — identifier SD-maps; can be recognized by the adb shell ls command /dev/block | grep -i mmcblk).

⚠️ Attention: Wrong commands ADB You can lose data or damage your file system.Before experimenting, back up important files via Mi Cloud or Google Drive.

After you've done the commands, restart the smartphone. The system should start saving some of the data to the computer. SD-The card is automatic. To get it back, use the command:

adb shell sm partition disk:179,64 public

6. Alternative methods: cloud storage and external drives

If the transfer is SD-The card does not solve the problem (for example, due to a slow card or restrictions). MIUI), consider alternatives:

  • ☁️ Cloud storage: Mi Cloud (5GB free for Xiaomi users); Google Photos (unlimited storage of compressed photos); Yandex Drive (10GB free); Set up automatic upload of photos and videos in Settings → Google → Backup or in the cloud application itself.
  • 💾 External SSD/HDD: With help. OTG-You can connect an external hard drive to the adapter (for example, Samsung). T7) And you can save files directly to it, and it'll be faster than the speed of the recording. SD-map.
  • 🔄 Regular Cleaning: Use the built-in Cleanup utility in Settings → Files by Google Storage or Application to Delete Unnecessary Files.

If you are often working with large files (video) 4K, RAW-The best solution is a combination SD-class U3 + cloud backup, for example:

  • 📸 Photos and videos are saved on SD-map.
  • ☁️ Copies are automatically uploaded to Google Photos.
  • 🗑️ Older files (over 30 days) are deleted from the card via Files by Google.

7. Frequent problems and their solutions

When working with SD-Xiaomi users are faced with typical errors. Here's how to fix them:

🔹 The smartphone can't see. SD-post-reset
The problem is often with unstable contact in the slot or a corrupted file system. Try: Remove the card and wipe the contacts with a pin. Connect the card to a PC and check it for errors using chkdsk /f [disk letter]: (Windows) or fsck (macOS/Linux). If the card is detected on a PC but not on a smartphone, format it in exFAT via your phone. If nothing helps, the card could fail. You can check it with H2testw (Windows) or F3 (macOS/Linux).
🔹 Applications are not installed on SD-map, although it is formatted as an internal storage
That's a limitation. MIUI/HyperOS. Some applications (especially system ones) block installation on external drives. Solutions: Try installing the application through APK-A file downloaded from APKMirror. Use ADB for forced transfer: adb shell pm move-package com.example.app /storage/XXXX-XXXX/Android/obb (where com.example.app is the batch name of the application. If the application is critical (for example, banking), leave it in internal memory.
🔹 After updating MIUI/HyperOS SD-The card became "incompatible"
This is a known problem when you upgrade to a new firmware version. To fix: Back up your card to your PC. Format the card on your phone through Settings. → Warehouse → SD-map → Format. If the map was an internal storage, you'll have to reconfigure it after formatting. If it doesn't work after formatting, try rolling back to the previous version. MIUI Or wait for the patch from Xiaomi.
🔹 Record speed on SD-map plummeted
Causes and solutions: 🔋 The map overheats - let it cool 10–15 minute. 🗑️ The map is more than filled in 90% — free up. 🛠️ File system is damaged – format the card in exFAT. 🔄 Low-class card (Class) 4/6) — substitute UHS-I (U1/U3). Use the speed test A1 SD Bench (available in Play Market) If the recording speed is lower 5 MB/s, the card is better to replace.
🔹 Can I use it? SD-map RAM Xiaomi?
No, in MIUI HyperOS does not have ReadyBoost (like Windows) or swap on SD-In fact, trying to emulate it through a map. ADB or root access leads to: ❌ Slowing down the system. ❌ Fast-wearing map (SD Not intended for frequent recording operations). ❌ Losing warranty (if root was used). The only working way to speed up your smartphone is to close the background apps and use Light Mode in Settings. → Special opportunities.