The memory of the smartphone is full of photos, and the system constantly gives notifications about the lack of space? SD-Xiaomi's map is one of the most effective solutions to this problem, but many users have a problem: the system can't see the map, the files are not copied, then after moving the photos disappear from the gallery. SD-map, including hidden settings MIUI, Bypassing Android’s limitations and solving common mistakes.
It is important to understand that the process depends on the version. MIUI (12, 13 or 14), type SD-cards (or adoptable storage) and even smartphone models, such as the Redmi Note 10 Pro, the algorithm is different from the one used in the previous model. POCO X3 We tested all the methods on the current firmware from 2023 to 2026 and identified those that work consistently, and you will learn how to avoid loss of image quality when transferring and why some photos can disappear from the gallery after moving.
Why you can’t just drag the photo to the SD-map?
Many users are trying to transfer photos to SD-The card is running through Explorer, but you have errors like, "Can't move" or "File is being used by another app." MIUI:
- 📱 Limitations of Android 11+: Starting with Android 11, Google has tightened the rules for working with external drives. apps by default can not freely write files to the server. SD-card without the express permission of the user.
- 🔒 Protection MIUI: Xiaomi adds its security layer by blocking direct entry to the card for third-party apps (like Google Photos or Gallery Go).
- 🗃️ Card format: If SD-The card is formatted as a portable storage (not internal), Android restricts the recording to only selected applications.
Another trap is the gallery cache, after you transfer the photo to the gallery. SD-The map may disappear from the standard gallery. MIUI, Because the app doesn't update the media database, and the solution is simple: you need to manually update the media files after moving, or use alternative galleries like Simple Gallery.
Method 1: Transfer through the built-in MIUI file manager
The easiest method is to use Xiaomi's standard Explorer, which works on all models with a MIUI 12–14, but has limitations: you can not transfer files from system folders (for example, DCIM/Camera), If the card is formatted as a portable storage.
- Open the Explorer application (the folder icon on the desktop).
- Go to the photo folder. Usually: Internal drive → DCIM → Camera
- Press and hold your finger in any photo, then select the rest (or click "Select All").
- Slip on the icon "More" (three dots) → "Move to".
- In the list, select yours. SD-map (usually indicated as SD-map SD).
- Create a new folder (like Photos) or select an existing one, then click Move.
If the “Move” button is inactive, it means:
- 🚫 The card is formatted as an internal storage (reformatted).
- 🚫 Files protected DRM (For example, screenshots from banking applications).
- 🚫 The conductor has no rights to write (solved in the application settings).
Check the format of the card (FAT32/exFAT/NTFS)
Free up at least 10% of free space on the map
Make sure the card is not damaged (check on PC)
Disable Battery Optimization for Explorer-->
Method 2: Using Google Photos (Cloud) + SD-map)
If you don’t just need to transfer the photo to SD-And the way to do this is to keep a backup of the map, and Google Photos is the best solution, and it works even on the blocked ones. SD-maps, as the application has extended rights.
- Install Google Photos from Play Market (if not already installed).
- Open the app and log in to your Google account.
- Click on your avatar → “Photo settings” → “Backup and sync.”
- Enable backup (select the quality “Original” or “High”).
- Wait until the photo is uploaded to the cloud.
- Now go to Settings → Free Space and select “Clear Place.” The app will prompt you to delete already uploaded photos from the device.
- Connect. SD-Map and in Google Photos, select a photo → «Save to the device, pointing the way to SD-map.
⚠️ Note: If you delete photos from your phone before you save them to your phone SD-To avoid loss, first transfer the photo to the map, and then clear the phone's memory.
Important: Google Photos compresses images when selecting the High Quality option, so choose Original (paid after 15GB) to save the original resolution.
Method 3: Transfer over PC (reliable and fast)
If the smartphone is not available, or SD-The card is not defined, and the most reliable way is to connect Xiaomi to a computer and transfer files manually, which is also useful if you need to transfer thousands of photos — the process is many times faster through the PC.
- Connect your smartphone to your PC through USB-cable (preferably original).
- On the phone, select the File Transfer Connection Mode (FTP/MTP).
- On a PC, open the Explorer (Win + E) and find your Xiaomi in the list of devices.
- Go to the photo folder (usually Internal Storage → DCIM → Camera).
- Copy the required files (Ctrl)+C) and insert them into the folder on SD-map (e.g., map, SD-map → Photos).
- After you complete the copy safely eject (securely remove) the device.
| Advantages of the method | Deficiencies of the method |
|---|---|
| Maximum transfer speed | Computer and cable required |
| No format restrictions SD-map | If USB is not removed correctly, the card can be damaged. |
| You can transfer any files, including system files. | Some PCs may not display hidden folders |
| Suitable for large volumes (10 000+ photos) | You need to manually update the media base on the phone |
If the PC can't see SD-card on your phone, try it out:
- 🔌 Reconnect the cable or use another port USB.
- 🔄 Restart your phone and PC.
- 🛠️ Update the drivers MTP on the computer (via Device Manager).
💡
If photos don't show up in the gallery after transferring, open the Gallery app, go to settings and select Update Media. or install an alternative gallery like QuickPic, which works better with the new file. SD-map.
Method 4: Formatting SD-maps as internal memory
If you're willing to sacrifice the compatibility of the card with other devices, you can format it as an internal storage. SD-card as part of the main memory, and all applications will be able to freely write files to it.
⚠️ Warning: Once formatted, the card will not be read on another phone or PC without losing data, and it will be encrypted, and when removed from the phone, all files will be inaccessible.
- Put it in. SD-phone-card.
- Go to Settings. → Warehouse → SD-map.
- Press "Configure» → «Internal memory».
- Confirm the formatting (all data on the map will be deleted!).
- After completion, transfer the photo through the Explorer (now there will be no restrictions).
This method is ideal for users who:
- 📸 Take a lot of photos and videos (for example, bloggers or travelers).
- 🎮 Set heavy games (you can transfer the cache to the SD-map).
- 📱 Use the phone as the primary media storage device.
What to do if your phone can’t see SD-map?
Method 5: Automatic Transfer Through Applications
If you're too lazy to manually transfer photos, you can automate the process with third-party apps, and we tested 5 popular utilities and selected the two most reliable ones:
- Files by Google: 📁 Open the application and go to the “Cleanup” tab». 🖼️ Select “Large Files” or “Photos and Videos». 🔄 Press "Move to" SD-card (if the option is active).
- X-Plore File Manager (for advanced users): 🛠️ Install the application and give it root rights (if any). 🔍 Find the folder with the photo, select the files and select “Move to». 📁 Show the way. SD-map (e.g., map, /storage/1234-5678/Photos).
The advantage of these applications is that they can:
- 🔍 Find duplicate photos and delete them.
- 📊 Sort files by size/date.
- 🔄 Automatically transfer new photos to SD-schedule-card.
💡
When using third-party file managers, always check reviews in the Play Market – some applications (such as ES Explorer) have security issues and can steal data.
Solving Common Mistakes When Transferring Photos to SD-map
Even after a successful transfer, users face problems: photos don't show up in the gallery, the map Suddenly becomes read-only, or files get corrupted.
| Problem. | Reason. | Decision |
|---|---|---|
| Photos disappeared from the gallery after the transfer | Gallery does not update media base | Open the Gallery → Settings → Update Media Files |
| SD-The card became "read only» | File system is damaged or card is filled | Format the map in exFAT on PC |
| You can't transfer a photo from the DCIM folder. | MIUI Limitations for System Folders | Use a PC or format the card as an internal one |
| Photos open with artifacts | Copying process interrupted | Transfer files again without removing the card |
If SD-The card constantly gives out errors, check it for the bad sector with the help of the utility H2testw (Windows or F3 (Linux/Mac). Avoid cheap no-name cards, which often fake volume and speed.