Owners of smartphones Xiaomi, Redmi and POCO They often face a situation where the internal storage of the device is overflowing, the system starts to run slower, new games are not installed, and the camera warns about the lack of space to save pictures. SD-However, the standard procedure for porting applications in modern versions of the shell. MIUI HyperOS is often hidden or modified compared to older versions of Android.
Storage technologies are evolving, and manufacturers are increasingly abandoning memory expansion slots in flagships, but in the budget and mid-segment microSD cards remain in demand. Users need to clearly understand the difference between transferring media and moving the executable files of programs. Not all applications support the movement function, and some system components are categorically impossible to touch to avoid unstable operation of the gadget.
In this guide, we will take a detailed look at all the available ways to optimize disk space on Xiaomi devices. You will learn how to format the drive correctly, what hidden Android features are, and how to avoid typical errors that can lead to data loss or performance loss of a smartphone. We will look at both standard methods and advanced techniques for experienced users.
Preparation of memory card and smartphone for work
Before you start transferring any data, you need to make sure that your memory card is properly formatted. Xiaomi smartphones use a file system that requires some preparation of the drive to work correctly with the applications. If you inserted a new card or used it on another device, the system will suggest formatting it.
Note that the formatting process completely removes all data from the media, so save important photos and documents in advance on your computer or in the cloud. SIM-maps) a corresponding notification will appear on the screen.
To get started, go to your device's settings menu, you need to find the storage section. The path may vary slightly depending on the version of the MIUI shell or HyperOS, but the logic remains the same. Click on "Storage" or "Memory" to see the current status of internal and external memory.
β οΈ Note: Use only high-quality memory cards from proven manufacturers (Samsung, SanDisk, Kingston). Cheap Class 4 or Class 6 cards can significantly slow down the smartphone, as they do not have enough read/write speed for modern applications.
If the system does not offer formatting automatically, perform this action manually through the settings. SD-The card is in the list of storage devices and click "Format". Once the process is complete, the card will be ready for use as additional storage for photos, music and, if possible, for installing applications.
Standard method of transfer through settings
In most cases, users try to find the button βMove to the SD-The map is directly in the application management menu. In the current versions of Android, which are used by Xiaomi, this functionality is limited to developers for the sake of security and stability.
To check if you can port a particular program, open your smartphone's Settings. Go to the Apps section and select All Apps. In the list that opens, find the program you want, such as a heavy game or social network, and click on its name.
In the app management menu, look for a memory or storage button. If the developer has made this possible, the "Change" or "Move to" button will be active. SD-You click on it, you start the migration process.
However, it is worth noting an important nuance: often the change button is inactive or absent, which means that the application developer has rigidly prescribed the path of installation in the internal memory of the device, in which case the standard methods of transferring the program will not work without the use of special commands.
Even if the transfer occurred, some of the data (cache, settings, important system files) will still remain in internal storage. This is normal behavior of the Android operating system, which cannot be avoided by regular means. Completely free internal memory by transferring 100% of the program volume, rarely succeeds.
Use of the function "Memory by default"
There is a more radical but effective way to get Xiaomi to use an external card to install new programs, a feature called Default Storage Memory, or Default Storage, which, when activated, will make all new apps try to install on the device. SD-map.
To enable this option, you will need the storage settings section again. SD-You can click on the map, and you can click on it, and the menu that opens may have "Use as internal storage" or "Default memory," and you can choose this option to redirect the data streams.
βοΈ Checking before changing memory
Once this function is enabled, the system may suggest that you transfer existing data (photos, contacts, files) to a new medium. Accept this action to maximize the load on the internal memory module.
It's important to understand the implications of this step, because the memory card becomes encrypted and attached to this particular smartphone, you can't just take it out and paste it into a computer or other phone, the data won't be read, and the speed of the applications can decrease if the memory card has a low write rate.
β οΈ Note: Do not remove the memory card while the smartphone is on, if it is used as part of internal storage.This can damage the file system and lose data of applications installed on it.
If you decide to stop using the card as your primary memory, you will have to format it again, which will destroy all the programs installed on it, so weigh the pros and cons before activating this mode, especially on devices with a small amount of internal memory.
Advanced Method: Adaptive Storage through ADB
For users who are not afraid of technical manipulation and want to gain full control of memory, there is a method of forced transfer over the Android debugging bridge (ADB), which allows you to bypass the restrictions set by manufacturers and developers of applications.
The idea is to send a special command that changes the storage ID by default, USB-cable and included on the smartphone option βDebugging byβ USBΒ». You can find it in the menu For developers, which is activated by repeatedly clicking on the build number in the section "About the phoneΒ».
Connect your phone to your PC and start your console. ADB. Enter the adb shell command and then the command to change the default storage to ID yours SD-cards. ID The map can be found through the command adb shell sm list-volumes, it will look like a private:179,64 or similarly.
adb shell pm set-install-location 2This command forcibly switches the installation location to an external map, but it's worth remembering that this is not a panacea. Some system applications and widgets will still require you to place in internal storage for proper operation, and after rebooting the device, the settings may reset and you will have to repeat the procedure.
Risks of using ADB
Use of the ADB-Make sure that your computer has the right drivers for your Xiaomi device. Otherwise, the computer will not see the smartphone in debugging mode, and execution of the commands will be impossible.
Table of compatibility and limitations
Not all applications behave the same when trying to migrate. Below is a table showing which types of programs typically support moving to the port. SD-The map, and which are strongly opposed to this.
| Type of application | Possibility of transfer | Impact on speed | Note |
|---|---|---|---|
| System services | Forbidden. | Critically. | Transfer can break the OS's work |
| Social media | Partially. | Average. | Cash stays inside. |
| Hard games | Tall. | Notable. | Depends on the speed of the card. |
| Office packages | Low. | Minimum | It's a small space. |
| Messengers | Partially. | Average. | Media files can be moved |
As you can see from the table, the biggest gain in space comes from games and multimedia applications. Office software and system software is best left out. Social media portability often gives the illusion of freeing up space, since most of the data is the cache of images and correspondence that is stored inside.
The speed of your memory card depends on the class of your memory card, and if you install heavy play on a slow Class 10 card, the load time of levels can increase by two to three times compared to internal memory such as UFS.
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For games and heavy applications, use cards labeled UHS-I or UHS-II and a speed class of at least Class 10.
Cache cleanup and storage optimization
Even after the application is moved, the space can fill up again, because of the accumulation of temporary files. Xiaomi smartphones have a built-in tool called Cleanup, which helps to remove garbage, but for deep cleaning, you should go to the settings of each heavy application separately.
Go to the app management menu as described earlier and select Clear Data or Clear Cache.Cache cleanup is safe and won't delete your logins or saves, while data cleanup will reset the app to factory state.
Also, remember to use the built-in storage analyzer, which shows which folders take up the most space, and often it turns out that the place is occupied not by the applications themselves, but by downloaded files from messengers or lost update files.
β οΈ Note: When you clean up messenger data (WhatsApp, Telegram, Viber) without prior backup, you may lose your correspondence history.
Regularly reviewing installed programs helps keep the system on track, removing applications you haven't used in more than a month, freeing up not only space, but also CPU resources that can be wasted on background processes.
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Regularly cleaning the cache and removing unused applications more effectively transfers the work of the smartphone than the constant struggle for each megabyte of memory.