How long does Ubuntu upgrade take?

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5. What is Launchpad Ubuntu?
6. How do I know if my Ubuntu is up to date?
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Tags

1. #entire
2. #installing
3. #whether
4. #minutes
5. #speed
6. #after
7. #depending
8. #internet
9. #ubuntu
10. #system
11. #anywhere
12. #packages
13. #install
14. #previous
15. #process
16. #asked
17. #obsolete