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Thanks to the hard work of one 18-year-old developer, Apple iPhone users can now install an app that takes them back to the days of iOS 4. The app is aptly named 'OldOS,' and it's one of the most creative iPhone app releases in recent memory. As it stands today, iOS 14 is a pretty fantastic operating system, find out more here <a href=https://screenrant.com/oldos-iphone-app-ios-4-features-download/>https://screenrant.com/oldos-iphone-app-ios-4-features-download/</a>