How do I check iOS version on iPhone 6?

Related questions

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4. Is the iPhone 6 a good phone?
5. Does iPhone 6s have iOS 12?
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Tags

1. #number
2. #answer
3. #iphone
4. #touch
5. #general
6. #which
7. #quickly
8. #indicate
9. #launching
10. #determine
11. #settings
12. #using
13. #about
14. #version
15. #running
16. #navigate