Transferring data to a microSD card is an easy solution, but in MIUI this process is often hidden behind non-obvious settings. Unlike older versions of Android, where files were moved in a couple of clicks, modern Xiaomi smartphones (especially with MIUI 12-14) require knowledge of nuances, from formatting the drive to manual transfer of system folders.
In this article β 5 Proven ways to move data to SD-map, including hidden functions MIUI, circumvention of Android 11+ Specific instructions for specific models (Redmi Note) 10/11/12, Redmi 9/10 We will also discuss which files can be moved (and which cannot), how to avoid formatting errors and why sometimes the memory card is not visible after moving.
β οΈ Critical Warning: If your Redmi runs on Android 11 and later, port the apps to Android SD-The card can be locked at the system level. ADB-command (section 4) or use the card as an internal drive (section 3) β but this has risks!
1.Preparation: Which Memory Card to Choose for Xiaomi Redmi
Not every microSD is suitable for Xiaomi Redmi. the manufacturer recommends cards class UHS-I (U1/U3) with a write speed of 10 MB / s. For video recording in 4K or frequent file transfer, it is better to take SanDisk Ultra, Samsung EVO Plus or Kingston Canvas Go! - they are optimized for mobile devices.
Notice the volume:
- π± Up to 32 GB: Suitable for photos and music, but quickly fill up when transferring applications.
- π₯ 64β128 GB: Best for video, games and backups.
- πΎ 256GB+: It is very useful for most tasks, but it is useful for shooting in RAW film-keeping.
β οΈ Note: MicroSDXC cards (over 32 GB) require exFAT formatting or NTFS. Xiaomi Redmi will automatically offer to format it the first time you connect β donβt ignore it! otherwise files larger than 4GB (like videos) wonβt be recorded.
| Model Redmi | Max. SD volume. | App2SD Support Support Support | Recommended grade |
|---|---|---|---|
| Redmi Note 10/11/12 | 1 TB | Partially (only Android 10 and below) | U3 / V30 |
| Redmi 9/9A/9C | 512GB | Yes (on Android 10) | U1 / V10 |
| Redmi 8/8A | 256GB | Yes. | U1 |
| Redmi 7/7A | 256GB | Yes (requires manual mounting) | U1 |
2. Method 1: Transfer files through the "Conductor" (photo, video, music)
The easiest method is to use the built-in MIUI File Manager, which allows you to move any user files (except for system and application data) without additional programs.
Instructions:
- Open the Files app (the folder icon on the desktop).
- Go to Device β select a folder (e.g. DCIM for photo or Download for downloads).
- Press your finger on the file / folder β mark the necessary β click Move.
- In the top menu, select SD-map β Specify your target folder (or create a new one).
- Confirm the transfer.
Make sure the memory card is inserted correctly|Charge your phone at least 30 times%|Close background applications (especially gallery)|Check the vacant space for SD-map
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β οΈ Note: If photos/videos are not displayed in the gallery after transfer, update the media base:
- Open Settings β Applications β All applications.
- Find the "Gallery" β Warehouse β Clear the data.
- Reboot the phone.
This will force the system to re-scan the files on the SD-map.
3. Method 2: Use of SD-The card is an internal memory (adoptable storage)
This method allows you to transfer applications to a memory card, but has critical drawbacks: after extraction SD-The phone can stop working and the data on it will be encrypted:
- π You need to release your internal memory.
- π± You are running Android 9 or older (Android 11)+ function may not work).
- πΎ You are ready to sacrifice compatibility (the map will not be read on a PC without formatting).
How to set up:
- Put it in. SD-phone-card.
- When the notice βNewβ appears SD-map" press Set up.
- Choose to use it as an internal memory.
- Confirm the formatting (all data on the map will be deleted!).
- After completion, go to Settings β Storage β Data Transfer and select the applications to move.
What if the βUse as internal memoryβ option does not appear?
Method 3: Transfer applications to SD-map ADB (advanced)
If your Redmi works on Android 11/12/13, standardization SD-This card can be blocked. This will help to get around. ADB (Android Debug Bridge is a debugging tool that only works on non-root devices with an unlocked bootloader!
Step-by-step:
- Turn on Developer Mode: Go to Settings β About Phone. Tap 7 times on MIUI Version.
USB debugging
Settings β Additional β For Developers
ADB-tools
adb shell pm set-install-location 2This command forces the system to install applications on SD-default-card.
adb shell pm move-package com.example.app(Replace com.example.app with an app package, such as com.whatsapp).
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To find out the batch name of the application, install App Inspector from Google Play.
β οΈ Note: Not all applications support portability SD-Map, system programs (MIUI Launcher, Settings, and games with protection (such as Genshin Impact) will remain in internal memory. MIUI setting ADB may throw off!
Method 4: Automatic transfer through "Memory Optimization"
V MIUI 12-14 has a hidden feature called βMemory Optimizationβ that can automatically move rarely used files to the memory. SD-To activate the map:
- Open the Settings β Storage.
- Press on. SD-map β Settings (βοΈ).
- Enable the option Automatic optimization.
- Select the file types to transfer (photos, videos, documents).
πΉ Limitations:
- π Works only with files created by standard applications (Camera, Downloads).
- π Does not transfer application data (cache, settings).
- β³ Can slow down your phone when used actively.
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Automatic optimization is suitable for freeing up space on the go, but does not replace manual transfer.
Method 5: Transfer over a computer (for large amounts of data)
If you need to move tens of gigabytes (like a backup or movie collection), it's easier to use a PC, which is faster and more reliable than dragging files right on your phone.
How to do this:
- Connect Redmi to your computer via USB-cable (use the original cable for stable speed!).
- On your phone, select File Transfer (MTP) mode.
- Open "This Computer" on PC β find the Redmi device.
- Copy files from internal memory (Internal Storage) SD-map (SD Card).
πΉ Tips for speeding up:
- π₯οΈ Use it. USB 3.0 (blue connector) and cable with support USB 3.1.
- π Transfer files with archives (.zip or.rar) β this will reduce the transfer time.
- π Turn off autosynchronization of clouds (Google Photos, Mi Cloud) while copying.
β οΈ Warning: If the phone does not appear when connecting to the PC or asks for unlocking:
- Check if the MTP mode is on in the notification curtain.
- Install Mi PC Suite drivers from the official website.
- Try another one. USB-port.
7. Frequent errors and how to fix them
Transfer of data to SD-Xiaomi Redmi card can be accompanied by errors. Here are the most common and their solutions:
| Mistake. | Reason. | Decision |
|---|---|---|
| "Not enough space on the device" | SD-map FAT32 (max. file 4 GB) | Reformat to exFAT via PC |
| "The application cannot be moved" | Android 11+ Limitation or Developer Protection | Use ADB (Method 4) or leave it in your internal memory. |
| Memory card not determined | Bad contact, damaged card or incompatible format | Check the card on another device, clear the slot contacts |
| Files disappeared after transfer | Incorrect card extraction or file system failure | Connect the card to your PC and run chkdsk (Windows) |