Why is my Apple Account blocked in the App Store?
I can’t install any app in my phone and I can’t do anything with that
[Re-Titled by Moderator]
iPhone 6, iOS 12
Hello~ More than likely it is because your iPhone 6 can’t be updated any further than iOS 12. Many apps require a higher version of iOS to be downloaded. You are in need of a newer iPhone.
If you purchase a second hand device please take a moment to read these helpful links by clicking on below to make an informed decision…
Activation Lock for iPhone, iPad, and iPod touch - Apple Support
Also:
The All Too Common SAD Reality of Buying a Used iPad/iPhone
~Katana-San~