this app size is just 1 MB. So nobody wants to have problems, everyone will work on the phone.
First download it from a Play Store. App to backup and restore
Enter the app after downloading. You will see the following.
The apps you want to backup. Check those apps. And click on the backup text below. Apps will be backed up in a few seconds.
If I want to install them now Then you will get the apps in the memory of your mobile. From there you can install and install directly. (Some people do not have any apps in the memory of the mobile). If they want to install the app, enter the backup app and check the app and click on the restore text. Then the app can install without any hassle.