Apps won't work
How do I get Apps to work when it says 'check your connection' and it is fine. App store doesn't work.
Check also ⤵️
If you can't connect to the App Store, iTunes Store, or other Apple services
If you can't connect to the App Store, iTunes Store, or other Apple services - Apple Support
-> If you tried all of the above steps and you still can’t connect, contact Apple Support.
Manage App Store purchases, subscriptions, settings, and restrictions on iPhone
Manage App Store purchases, subscriptions, settings, and restrictions on iPhone – Apple Support (UK)
Prevent in-app purchases from the App Store
Prevent in-app purchases from the App Store – Apple Support (UK)
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