Smartphone owners Xiaomi, Redmi i POCO often face a lack of internal storage, especially in budget models. Despite the fact that modern versions of the shell MIUI and HyperOS by default hide the ability to directly transfer apps to external media, the technical implementation of this function in the kernel is preserved. This allows you to free up precious gigabytes of system memory for photos, system updates, or important documents. Android is saved. This frees up precious gigabytes of system memory for photos, system updates, or important documents.
The process of moving data to SD card is not always intuitive, as manufacturers deliberately complicate this path to avoid problems with system performance and stability. However, using hidden options in the developer menu or specific storage settings, you can force the phone to use the flash drive as an extension of the internal memory. It is important to understand that not all apps support such migration, but system tools allow you to transfer the bulk of data.
Before taking active steps, you need to prepare the drive itself and make sure your device is compatible. Improper preparation may result in data loss or unstable operation smartphone. In this article, we will analyze in detail all the available methods, from standard settings to advanced debugging tools, which will help you expand the capabilities of your gadget without buying a new device.
Preparing the memory card and device for work
The first step is to choose a high-quality drive that can provide sufficient read and write speeds. Slow class memory cards Class 4 or Class 6 can become a bottleneck, causing application freezes and long system loading times. It is recommended to use standard cards UHS-I or UHS-II with speed marking A1 or A2, which guarantees optimization for launching applications.
After physically installing the card in the smartphone slot, the system will prompt you to select a mode of use. For our purposes, it is critical to select the “Use as internal storage” option (if such an option is available in your version of the software). This process is called formatting in Adoptable Storage. In this case, all data on the flash drive will be deleted, and the card itself will be encrypted and linked specifically to your device.
⚠️ Attention: After formatting the card as internal storage, it will not be readable on other devices or computers without a full reset. The data is encrypted with the key of a specific smartphone Xiaomi.
If the standard menu does not offer formatting for internal memory, do not despair. There is an alternative method through the development team, which we will look at below. However, in any case, before starting manipulations, make a backup copy of important files from the memory card to a computer or cloud storage to avoid accidental loss of information during the setup process.
Use a memory card with a capacity of at least 32 GB. Small drives will quickly fill up with the cache of system applications, which will negate all efforts to free up space.
Activating developer mode to expand capabilities
To gain access to hidden application management functions, you must activate a special section in the system settings. In the shell MIUI this process is slightly different from pure Android. You will need to find information about the system version and click on it repeatedly to unlock the hidden menu.
Go to the section Settings → About phone. Find the item “MIUI Version” (or “OS Version” in HyperOS) and quickly press it with your finger about 7-10 times. As soon as the pop-up notification “You are now a developer!” appears, you can move on to the next step. This step opens up access to settings that are hidden from the average user by default.
Now return to the main settings menu and select the “Advanced” section, where a new “For Developers” item will appear. This is where the key setting is to force applications to be transferred. Find the option “Allow saving to external storage” (or “Force allow apps on external”) in the list. Activating this switch instructs the system to ignore restrictions set by the developers of specific apps.
☑️ Activating developer mode
After enabling this function, it is recommended to reboot the device for the changes to take effect at the level of system services. Without this procedure, the new settings may not be applied correctly, and the application transfer menu will remain unavailable or inactive.
Step-by-step guide for transferring installed applications
After preparing the card and activating the developer mode, you can begin directly transferring apps. Please note that the interface may differ slightly depending on the version Android and shell, but the logic of actions remains the same for the entire ecosystem Xiaomi.
Go to the menu Settings → Applications → All applications. In this list, find the app you want to move. These could be heavy games, social networks or instant messengers. Click on the name of the application to open a page with information about it.
On the application page, find the “Storage” or “Memory” item. If you have completed the previous steps successfully, you should see an "Edit" or "Move to SD Card" button here. Click on it and confirm the action. The system will begin the file migration process, which may take from a few seconds to several minutes depending on the size of the app.
| Application type | Possibility of transfer | Recommendation |
|---|---|---|
| Games with cache | High | Must be transferred, the cache takes up a lot of space |
| Social networks | Medium | Can be transferred, but some of the data will remain inside |
| System utilities | Low | Not recommended, malfunctions may occur |
| Messengers | Partial | The main application is transferred, media files are configured separately |
It is important to understand that even after the transfer, some application files will still remain in the internal memory. This is a system limitation Androidthat cannot be bypassed without root access. However, the bulk of the data, especially resources and libraries, will successfully move to the external drive, freeing up space.
Setting up the camera and saving media files by default
Freeing up space for applications is only half the battle. To prevent the internal storage from filling up again with photos and videos, you need to change the settings for saving media files. In smartphones Xiaomi this is done through the standard “Camera” application.
Open the camera application and click on the menu icon in the form of three bars or a gear in the upper corner of the screen. In the list of settings that opens, find the item responsible for storage priority. It may be called "Save to SD card" or "SD card priority". Activate this switch.
Now all new pictures and videos will be automatically saved to external storage. This is especially true for users who shoot video in high resolution 4K or use mode Prowhere the files take up a significant amount of space. Also check the settings for voice recorder and screenshots, if your version of MIUI has the ability to change the save path for them.
⚠️ Attention: When recording video at a high bitrate, make sure that the recording speed of your memory card is sufficient. Otherwise, recording may be interrupted or the file will be damaged.
What to do if the camera does not see the card?
Make sure the card is formatted with the exFAT or FAT32 file system. If the card was formatted as internal storage (Adoptable Storage), some third-party applications may not have direct access to it without special permissions.
Possible problems and solutions
Despite following the instructions correctly, users may encounter a number of technical difficulties. The most common problem is the lack of a “Transfer” button even after enabling developer mode. This means that a specific application is hardcoded by the developer to be installed only in the internal memory, and it is impossible to bypass this limitation using software without root access.
Another common situation is the appearance of the “Not enough space” error when trying to transfer, although there are several gigabytes free on the card. This may be due to fragmentation of the card's file system or the card being formatted incorrectly. Try formatting the card through your phone settings again, after saving the data.
It is also possible that your smartphone will slow down after transferring heavy applications. If you notice that games are taking longer to load or the interface is slowing down, return the most speed-critical applications back to internal memory. The random read speed of even fast microSD cards is usually lower than that of the built-in storage UFS.
- 📉 Reduced performance: If the phone starts to slow down, return system applications and the launcher to the internal memory.
- 🔒 Access problems: After removing the card, applications will stop launching until it is reinstalled.
- 🔄 Update failures: Some applications may not update via Google Play if they are transferred to SD. Try to temporarily return them inside.
A memory card cannot completely replace fast internal storage. Use it for files and less demanding applications, leaving the system and heavy games on the built-in disk.
Frequently asked questions (FAQ)
Is it possible to transfer WhatsApp completely to a memory card?
It is not possible to completely transfer the WhatsApp application itself, since the developers prohibit this. However, you can transfer media files (photos, videos, voice messages) in the settings of the messenger itself, specifying the save path to the SD card. This will free up a significant amount of internal memory.
Is it safe to use the card as internal memory on Xiaomi?
It is safe for the data as it is encrypted. However, the reliability of storing information on microSD cards is lower than on built-in memory chips. The risk of a sudden card failure is higher, so always back up critical data in the cloud.
Why does the application take up space both inside and outside after transfer?
This is normal behavior of the Android system. Executable files (.apk), settings and databases necessary for fast work remain in the internal memory. Resources, libraries and cache, which take up the most space, are moved to the card.
Will the transfer setting be reset after a system update?
Usually the settings are saved, but a major update to the Android or MIUI version can reset developer rights or change the logic of working with storage. After a major update, it is recommended to check the status of transferred applications.