Owners of smartphones Xiaomi, Redmi and POCO Often face a lack of internal memory, especially in budget models with a capacity of 64 GB or 128 GB. Installed modern games take up gigabytes of space, which leads to a slowdown in the system, the inability to update applications and constant notifications of space shortages. SD-The card becomes a salvation, allowing you to free up precious internal storage resources for more important system processes.
However, since Android 6.0, manufacturers including Xiaomi have hidden the standard ability to migrate applications to external drives, for the sake of data security and stability of the MIUI or HyperOS interface. However, there are proven ways to circumvent these limitations using hidden operating system features or specialized debugging tools. In this article, we will discuss all current methods, their pros, cons and risks.
Features of memory in MIUI and HyperOS
Understanding Xiaomi’s file system architecture is critical before any manipulations begin. Unlike older versions of Android, modern MIUI and HyperOS shells view internal memory as a system-safe zone where application data and cache are written by default. The external drive, in turn, is often defined by the system only as a media storage for photos, videos and music, which creates an artificial barrier to gaming.
When you try to move a game to standard means, the button may be inactive or absent.This is because game developers must explicitly specify external port support in the application manifest, and smartphone manufacturers must allow this at the firmware level. Xiaomi usually blocks this feature to avoid performance problems, since the read speed of conventional microSD cards often inferior to the speed of the built-in eMMC or UFS drive.
⚠️ Warning: Forced transfer of system components or mission-critical applications to slow SD-The card can lead to unstable operation of the smartphone, interface freezes and fast battery discharge.
Despite the limitations, moving heavy games with a lot of graphics and resources (eg, Genshin Impact, PUBG, Call of Duty) is often justified, allowing space for messenger cache and system updates that directly affect the performance of the device, the main thing is to properly prepare the external media and choose the appropriate integration method.
Preparation SD-maps and compatibility checks
Before you start transferring data, you need to make sure that your memory card meets the requirements of modern games. A poor or slow drive will become a “narrow neck”, because of which the game will take a long time to load or run in jerks. First, check the speed class of your card; for heavy 3D-Projects are recommended to use class maps UHS-I or UHS-II recording speed of at least 90 MB/s.
Insert the card into the smartphone slot and go to the Settings → Memory menu. The system will suggest formatting the drive. Here it is important to choose the right type of formatting. If you plan to use the card only on this device and store applications on it, you can theoretically choose the Internal Memory mode (if this option is available in your firmware version), but most often Xiaomi offers formatting as Portable Storage.
☑️ Checking the readiness of the memory card
After formatting, make sure the phone sees the full card correctly. Sometimes cheap cards have a fake amount, which will lead to loss of data when transferring games. Use special utilities to verify the integrity of memory sectors if you have doubts about the origin of the drive. Data storage reliability is now more important than saving on accessories.
Method 1: Using a hidden developer menu
The easiest way to do this without having to connect to a computer and install third-party software is to activate a hidden feature in the developer menu. This method doesn't work on all versions of MIUI, but it does force portability on many Redmi and POCO models. You first need to activate the developer mode by going to Settings → About Phone and quickly clicking 7 times on the MIUI version.
After activating the mode, go to Settings → Advanced settings → For developers, in this list, you need to find the item "Forced to allow the movement of applications to the SD-Activating this switch will add a "Move" button to the application management menu for games that formally support this feature but have been blocked by the system.
What to do if there is no item in the developer menu?
Once you turn on the function, restart the device. Now go to Settings. → Annexes → Application management, select the desired game and see if the button "Move to" appears SD-If the button is active, the process will go through automatically, but some of the data will still remain in the internal storage, since the application system files cannot be transferred.
Method 2: Transfer over ADB (for advanced users)
If the standard methods don’t work, Android Debug Bridge comes to the rescue (ADB). It's a powerful command line tool that allows you to control your smartphone from a computer at a deep level, USB-cable and installed Xiaomi drivers. turn on debugging USB In the developer menu and connect the phone to the computer.
Open the command line on the PC in the folder with ADB and enter the command to check the connection: adb devices. If the device is displayed with device status, you can move to changing the storage settings. the command adb shell pm set-install-location 2 forcefully sets the priority of installing and transferring applications to an external drive. the value "0" returns the default settings (internal memory), and "1" leaves the choice to the system.
adb shell pm set-install-location 2Once you've done the command, you'd better reboot your smartphone. Now, when you install new games, they'll try to get on the default. SD-For already installed applications, this method may not work immediately, so sometimes you need to reinstall the application after changing the flag.
Limitations and problems with transferring games
Even successfully transferring a game to a memory card does not guarantee perfect performance. The main problem is the difference in read and write speeds. The built-in memory of modern Xiaomi smartphones works on UFS 2.1/2.2/3.1 protocols, providing speeds up to 1000 MB / s and above. Even the top-end MicroSD card rarely exceeds the speed of 100-150 MB / s.
This leads to increased loading times, “freezes” when textures are loaded, and a possible game crash if the data stream is not processed, and some anti-cheat systems in online games can block startup if they detect that executable files are on an external, potentially insecure drive.
Another disadvantage is the wear and tear of the memory card: games constantly write and delete temporary files, cache and logs. Conventional memory cards are not designed for such intense cyclic overwriting, so their life can be reduced to several months of active play.
Comparison of transfer methods and their effectiveness
So for the sake of choosing the best way to do this, let's compare the methods we've looked at with key parameters, and each has different use cases: simplicity is important for some, maximum data coverage for others.
| Method | Difficulty | Efficiency | Risks. |
|---|---|---|---|
| Staff menu (if available) | Low. | Medium | Minimum |
| ADB (Command Line) | Tall. | Tall. | Medium (User error) |
| Third-party utilities (App2SD) | Medium | Depends on the Root. | Tall (no Root) |
| Built-in MIUI function | Low. | Low (rarely working) | Absent. |
As the table shows, ADB is the most versatile method, but requires technical literacy. Xiaomi’s regular tools are often useless for heavy gaming, as the system itself blocks their movement for the sake of stability. Using third-party applications without superuser rights (Root) often gives only the illusion of transfer, creating symbolic links that can disrupt the system.
💡
The most reliable way to free up space is not to transfer games, but to regularly clean the cache of messengers (Telegram, WhatsApp) and remove unused applications.