Method 1: First, turn on the phone, click "Settings" on the phone desktop, then click "iTunesStore and AppStore" on the settings page, then click your own AppleID, and click "View AppleID" in the pop-up options. After facial recognition, you will enter the account setting page, where you can finally see what software you downloaded before your mobile phone.
Method 2: Turn on the mobile phone, click the "AppStore" application on the desktop of the mobile phone, click the "avatar" icon in the upper right corner of the screen, then click the "Shopping" option, and then click the "My Shopping" option. Finally, you can see all the downloaded software on your phone, and you can also view the software that has not been downloaded on this iPhone.
Retrieve the deleted application of Android phone:
Open the phone, click the app store on the phone desktop, click the "My" option in the lower right corner of the screen, then click the "Uninstall" option, and then click the "Recycle Bin" option on the uninstall page. You can see the software that has been uninstalled by us in the recycle bin, and click to download and install it again.