The Apple App Store icon is one of the constantly present applications on any iPhone or iPod. If you discover that this is missing on your device, you will have to restore it manually.
App Store Icon is Missing
Before proceeding, make sure that you have checked all the sections and blocks in your device to find the App Store icon. You can take help of Search
option in your device.
If you have set any restrictions on your device, this app may not show on your home screen. To resolve this problem, go to Settings
> Content & Privacy Restrictions
You will then be prompted to enter your passcode
On the next page, tap on iTunes & App Store Purchases > Installing Apps.
To select which apps you want to be able to purchase, select enable
After following these steps, the App Store Icon should be restored
Image: @bhaguz Unsplash