Loss of personal data when changing a smartphone or system failure is a scenario that every Xiaomi owner rightly fears. Backing up to an external media or computer hard drive is the most reliable way to protect information, since cloud storage can be overcrowded or inaccessible at a critical moment. Creating a full copy of the system allows you not only to save contacts and photos, but also to protect yourself from the accidental deletion of important documents.
There are several proven backup methods, each with its own advantages depending on your goals. The official Mi PC Suite offers a graphical interface for beginners, while advanced users often choose ADB command-line tools for full partition cloning. The choice of the specific method depends on the version of the MIUI or HyperOS operating system, as well as the availability of superuser rights.
In this article, we will take a look at all the current ways to save data, including hidden system functions and third-party utilities. You will learn how to properly prepare the device, which cables are best used and how to avoid common mistakes leading to the loss of gigabytes of information. A competent approach to redundancy ensures that your digital experience will stay with you in any situation.
Preparation of the device and choice of the method of reservation
Before you start directly copying files, you need to perform a number of preparatory steps that will ensure the stability of the process. USB-cables: using cheap accessories that only support charging will lead to connection errors. USB 3.0 and higher for maximum speed.
The second important aspect is the choice of storage location. The local backup on a PC takes up a lot of space, so make sure that there is enough free space on the hard drive. If you plan to create full system images, the file size can reach tens of gigabytes, which is critical for older drives.
Also, you need to decide in advance what type of data you store: Full backup includes applications, system settings, call logs, and multimedia. Partial copying allows you to select only specific folders, such as DCIM for photos or Documents for work files, which saves time and space.
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Use it. USB-port located directly on the motherboard (back of the system unit) rather than on the front panel of the case to eliminate problems with power shortage or unstable connection.
Use of the official Mi PC Suite tool
The official solution from the developers is the Mi PC Suite, which provides a user-friendly graphical interface for content management. Although support for the utility for global firmware versions is limited, it still works effectively with many models, especially Chinese versions of smartphones. Once the program is installed on the computer, you need to connect the device and allow debugging.
The process of creating a copy in the Mi PC Suite is as automated as possible. The user just needs to select a category of data, such as contacts, messages or a gallery, and click the "Backup" button. The program will independently create a folder structure on the PC and save the data in a readable format that can be restored on any other device of the brand.
β οΈ Attention: On the global versions MIUI Backup function in Mi PC Suite can be blocked or not work properly, in which case the system will offer to use cloud services, which is not always convenient with large amounts of data.
Successful synchronization often requires installing additional drivers that usually come bundled with the installer. If the computer can't see the smartphone, try switching USB mode from the Android notification menu to File Transfer or MTP.
βοΈ Check before launching the Mi PC Suite
Backup through ADB and Fastboot
The most versatile and powerful tool for working with Android devices is the Android Debug Bridge (ADB), which is independent of the version of the MIUI shell and allows you to create full copies of memory partitions, including system settings that are not available during normal copying.
Before you start, you need to activate the hidden developer menu. To do this, go to Settings β About Phone and quickly press 7 times on the build number. Then, in the additional menu β For developers, activate the Debugging over USB switch.
After connecting your smartphone to your PC, open the command line in the ADB tool folder and enter a command to check the connection:
adb devicesThe phone will be asked to confirm the RSA key, which you must accept, and the following command is used to create a complete backup of all user data and applications:
adb backup -apk -shared -all -system -f backup.abThis command will create a backup.ab file at the root of the tool folder..ab is Android-specific and requires conversion to retrieve individual files, but it is ideal for fully restoring the system to its original state.
How to convert a.ab file to.tar?
Comparison of backup methods
The right way to do this depends on your technical skills and the ultimate goal. Below is a table comparing the main features of different backup methods on Xiaomi devices.
| Method | Difficulty | Completeness of data | Speed of operation | Requirements |
|---|---|---|---|---|
| Mi PC Suite | Low. | Media, Contacts | Medium | Drivers, PO |
| ADB Backup | Tall. | Full (including apps) | Low. | ADB, Cable |
| Local MIUI backup | Medium | System + Data | Tall. | Built-in function |
| Manual copying | Low. | Only files. | Tall. | Conductor |
As you can see from the table, for the average user who wants to save photos and videos, manual copying or Mi PC Suite is the best option. However, for enthusiasts planning firmware experiments, the ADB method remains indispensable.
Itβs worth noting that the speed of creating a copy through ADB can be significantly lower due to the limitations of the USB 2.0 data protocol, which is often used in budget smartphones.
Local backup with MIUI
The MIUI shell and the new HyperOS have a powerful local backup feature built in that doesn't require a PC connection at the outset, which creates a compressed archive of all the selected data in the device's internal memory that can then be safely transferred to the computer, one of the most reliable ways to preserve the structure of applications and their data.
To start the process, go to Settings β About Phone β Backup and Restore. Here you can choose what you need to save: system settings, calls, SMS, as well as the installed applications with their data. Once you complete the backup, the file will be located in the MIUI/backup/AllBackup path.
β οΈ Attention: Local backup files MIUI Protected and linked to your Mi Account. When you restore it to another device, you may need to enter the password from the Mi Account used to create a copy.
Once you create a file on your smartphone, connect it to your computer in drive mode. Copy the AllBackup folder to your hard drive. This action is critical, because when you flash or reset your phone, the internal memory will be completely cleared and the backup file will disappear along with other data.
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Local backup MIUI is the only way to save data inside applications (for example, progress in games or logins in banks) without obtaining root rights.
Recovery of data from backup
The process of data recovery depends on the method you chose before. If you used Mi PC Suite, just run the program, go to the Recovery section and select a previously created file.
To recover from the.ab file created through ADB, the command is used:
adb restore backup.abA request for data recovery permission will appear on the smartphone screen, which must be confirmed, and the process can take a long time, during which it is not recommended to turn off the cable or interrupt the computer.
If you saved a local MIUI backup copied to your PC, first return the AllBackup folder to its original location in the phone's internal memory (MIUI/backup/). Then, through the phone's settings menu, select "Restore" and specify the desired restore point.