How do I use Tweak tool in unity?

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Tags

1. #corner
2. #search
3. #suitcase
4. #click
5. #password
6. #install
7. #right
8. #unity
9. #centre
10. #ubuntu
11. #button
12. #clicking
13. #enter
14. #tweak
15. #launcher
16. #requested
17. #software