Transfer of applications to SD-map 4X: way + fixing

Owners of Xiaomi Redmi 4X Sooner or later, they face a lack of internal memory β€” especially if the device is used as a main smartphone with dozens of applications. Even 16 GB (in the basic version) quickly clogged with system files, cache and programs. SD-The map seems to be a logical solution, but in MIUI This process has nuances: not all applications support movement, and some after the transfer work unstablely.

The problem is compounded by the fact that Redmi 4X It works on Android 6.0/7.0 (depending on version, where the Adoptable Storage function SD-The cards in the internal memory part are officially unavailable without root rights. 4 working method of transfer – from standard settings to workarounds using ADB. In this article, we will discuss each method in detail, taking into account the limitations. MIUI 8/9 Features of Redmi iron 4X.

Important: Before starting work, make sure yours is yours. SD-card meets the requirements:

πŸ“Š What? SD-You are using the card in Redmi. 4X?
Class 10 (up to 32 GB)
UHS-I (64-128GB)
I don't know.
I don't use it.

1. Official transfer via MIUI settings

The easiest way is to use the built-in MIUI feature, but it only works with a fraction of the applications, because developers decide whether to allow their software to be transferred to an external drive, for example, WhatsApp or Telegram can not be transferred, but games like Clash of Clans or lightweight utilities are quite.

Instructions:

  1. Open the Settings β†’ Applications.
  2. Tapping the right app (like Google Maps).
  3. Select Warehouse.
  4. Click Change and specify SD-map.
  5. Confirm the transfer and wait until the completion (may take up to 5 minutes).

⚠️ Limitations of method:

  • 🚫 Not all applications support portability (depending on the developer).
  • πŸ”„ After updating the software, it can automatically return to internal memory.
  • ⚑ Widgets stop working (you have to delete and add again).

πŸ’‘

Before transferring, clear the application cache in the Storage section - this will reduce the amount of data moved and speed up the process.

2. Formatting SD-The card is an internal memory (adoptable storage)

This method allows you to expand your internal memory. SD-It requires a complete formatting of the drive, and it has serious consequences, and after the procedure, the card can't be removed, it will become part of the system, MIUI This option is hidden by default, so you will have to use it. ADB.

Preparation:

  • πŸ“± Enable Developer Mode: Settings β†’ The phone. β†’ Version. MIUI (tap 7 times).
  • πŸ”Œ Connect your phone to your PC and allow debugging. USB In Settings β†’ Additionally. β†’ For developers.
  • πŸ’Ύ Install. ADB Tools on the computer.

Instructions:

  1. Open the command line (Win + R β†’ cmd) and type:
  2. Remember the card ID (e.g., disk:179.64).
  3. Enter the command (replace the ID with your own):
  4. Reboot the phone.
What if the ADB can’t see the device?
Make sure that Xiaomi drivers are installed (download Mi). PC Try another one. USB-cable or port. Enable Unauthorization in the developer settings USB-Debugging and reconnecting the device.

⚠️ It's important:

⚠️ Note: Once formatted as internal memory, the card cannot be used in other devices without being completely cleaned. 4X It may start to brake if SD-Slow card (class below) UHS-I).

ParameterRequirementsEffects of consequences
Class class SD-mapClass 10, preferably UHS-ISlow cards cause system lags
Volume.16GB.The more the better, but MIUI reserves ~10% for service files.
File systemAutomatically converts to ext4The card will be unreadable on PC without special software

3. Transfer through application managers (no root)

If the standard methods don't work, you can use third-party utilities. III Files by Google can transfer applications to the Internet SD-The card doesn't even have this feature in the software itself:

  • πŸ“² AppMgr III It shows all applications, but only those that support this function (similar to the standard method, but with a user-friendly interface).
  • πŸ—ƒοΈ Files by Google allows you to move only APK and OBB-files, but not application data.
  • πŸ”„ After the transfer, some programs may require re-authorization.

Instructions for AppMgr III:

  1. Install the app from Google Play.
  2. Open the Moving tab.
  3. Select applications and click Move to SD-map.
  4. Confirm the action and wait for the completion.

Download the application from an official source|Create a backup copy of the data|Check the vacant space on SD-card (minimum 2 GB)|Turn off battery optimization for AppMgr III customized MIUI-->

4. Manual transfer of APK and data (for experienced)

This method is suitable for applications that do not support portability, but their files can be copied manually. It will require a file manager with access to system folders (for example, Solid Explorer or FX File Explorer) and a little patience.

Algorithm:

  1. With the file manager, go to /data/app (root rights or access via ADB required).
  2. Find a folder with the name of the application package (for example, com.whatsapp).
  3. Copy the folder to SD-map /Android/obb or /Android/data.
  4. Remove the original application and install it again, pointing the way to the copied data.

⚠️ Warning:

⚠️ Note: Not all applications will work after manual transfer, for example, banking programs or instant messengers may block access due to a changed storage path.

πŸ’‘

Manual APK porting is an extreme method that should only be used if other methods have failed, with a risk of data loss or application failure of ~30%.

5. Solving common mistakes

When transferring applications to SD-map 4X Users often face typical problems. Here's how to fix them:

Mistake.Reason.Decision
The "Transfer" button is inactive.Application does not support transferUse AppMgr III or the manual method
The "Not enough space" errorSD-map formatted as FAT32 (maximum 4GB per file)Reformat to exFAT or NTFS (via PC)
App dyes after transferDamaged data or slow data SD-mapClean the cache or transfer it back to internal memory
SD-map not definedProblems with file system or contactsRestart your phone or check the card on your PC

If the app stopped updating through Google Play after the transfer, try:

  1. Put it back in your inner memory.
  2. Update through the store.
  3. Move it back to SD-map.

6.Alternative ways to free up memory

If the application portability hasn’t solved the memory problem, consider other methods:

  • 🧹 Cache cleaning: Settings β†’ Memory. β†’ Clear the cache. Releases until 1-3 GB.
  • ☁️ Cloud Storage: Move your photos/video to Google Photos or Mi Cloud.
  • πŸ—‘οΈ Remove duplicates: Use Files by Google to find unnecessary files.
  • πŸ”„ Reset to factory settings: Extreme measure, but returns a "clean" system (make a backup!).

For Redmi 4X, it is especially important to disable the autoload of unnecessary applications:

  1. Go to Settings β†’ Permissions β†’ Autostart.
  2. Turn off autoload for underutilized programs (such as Mi Video or Mi Music).

πŸ’‘

MIUI has a hidden garbage cleanup feature: press the Home button β†’ swipe up β†’ click on the basket icon in the upper right corner. This will delete temporary files without manual search.

FAQ: Frequent questions about app portability

Can I transfer WhatsApp to WhatsApp? SD-map 4X?
No, WhatsApp blocks the transfer to external drives for security reasons. The alternative is to regularly clean the messenger cache or archive chats in Settings β†’ Chat β†’ Chat History β†’ Archive.
Why after the game is transferred to SD-card she's slowing down?
Probably yours. SD-The card has a low read/write speed (class below). UHS-I). For games, it is recommended to use cards at a speed of at least 90 MB / s. Also check if the card overheats during the game - this may indicate its wear and tear.
How to return the app back to internal memory?
Go to Settings β†’ Applications β†’ [program name] β†’ Storage β†’ Change and select Internal Memory. If the button is inactive, uninstall and re-install the application.
Can I use it? SD-A card is an internal memory without ADB?
In MIUI for Redmi 4X, this option is hidden. Without ADB, it can only be activated through informal firmware (like LineageOS), but this requires unlocking the bootloader and losing warranty.
Why After Formatting SD-The card is an internal memory, it is not defined on the PC?
When formatted in Adoptable Storage, the card is converted to an ext4 file system that Windows/macOS does not recognize. To return compatibility, format the card again to FAT32 or exFAT via your phone (pre-copying the data).