Is boarding pass on phone OK?

Related questions

1. Will a screenshot of boarding pass work?
2. What is booking reference number in Gulf Air?
3. When the chart is prepared for RAC?
4. What is difference between RAC and WL?
5. Can airport scan boarding pass on phone?
6. How can I find my seat number in flight?
7. What is CNF?
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9. Does it cost to print boarding pass at airport?
10. Can I see what seats are available on a flight?

Tags

1. #machine
2. #bring
3. #boarding
4. #waiting
5. #losing
6. #phone
7. #there
8. #security
9. #simply
10. #scanner
11. #mobile
12. #paper
13. #worrying
14. #under
15. #check
16. #airlines
17. #about
18. #passing
19. #online
20. #through