A free program for Android, by SoftBank Corp..
In this application, you can download an OS image for your mobile.
If you are a regular user of the Android operating system, you may have already seen a screen like this one when you try to install an application. This is the first step in the installation process. This application allows you to do the same thing on your mobile.
The installation process starts with the download of the OS image. After the download is complete, you will be able to start the installation process.
If you have not seen this screen before, you may not be able to install or update apps with the App Pass service.