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Backup Games&APP File Guide
Latest Update Time:2022-01-25

Guidelines for backing up game and application data files (Applicable to switch from 32-bit to 64-bit version)

The first step: Enter the emulator installation directory, find the “myandrovn-vbox86” folder, copy the “...-disk2” file to the desktop, and then uninstall the emulator;


The second step: Install the new MuMu emulator, download the import tool (>download here< ) and unzip it.

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The third step: Copy all the files in the folder corresponding to the computer system. A 64-bit computer corresponds to the nemu_x64 folder, and a 32-bit computer corresponds to the nemu_x86 folder; the files in the folder are shown in the figure:

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The fourth step: Paste the copy files into the Hypervisor folder under the MuMu installation directory (32-bit is>>C:\Program Files (x86)\NemuVbox\Hypervisor, 64-bit is >>C:\Program Files\NemuVbox\Hypervisor );


The fifth step: Open the Nemu application. Please make sure that the MuMu is closed before opening it.

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Click file to select Virtual Media Manager,

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Select the disk2 data disk, click Release first, and then click Remove

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The sixth step: Open the “myandrovn-vbox86” folder, you can see that the -disk2 file inside has been deleted, copy the previous -disk2 file to this folder. Make sure that the name of the newly replaced file is the same as the original's, otherwise it will cause loss of disk data .

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The seventh step: Click setting, select Storage;

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Click the red box option in turn, and select the second option "Select Existing Hard Disk" in the pop-up window.

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Select the -disk2 file copied here before and click OK

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Finally, after the completion of the disk2 disk import, close the tool, open the emulator, you can see the backup games and applications.

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PS: If the prompt "Network problem has been resolved, please restart" appears after importing, there is a problem with the connection between the imported package and the emulator, please try the above tutorial again.


Consult "online customer service" via Messenger and get more help



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Your computer motherboard model:

This page is a tutorial for enabling VT for this motherboard.

If your actual operation does not match the tutorial, please search for the corresponding setting tutorial for the motherboard or consult customer service.