On Sat, 24 Oct 2015 20:05:52 +0800, Ed Greshko wrote: > The only time "undo" seems relevant is if you're working with > updates-testing repo. It cannot be generalised like that. Installing from _any_ repo, such as updates-testing, may lead to upgrading something that cannot be downgraded again afterwards. However, "undo" works well enough in many cases where you simply install something that can be removed again afterwards. -- users mailing list users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe or change subscription options: https://admin.fedoraproject.org/mailman/listinfo/users Fedora Code of Conduct: http://fedoraproject.org/code-of-conduct Guidelines: http://fedoraproject.org/wiki/Mailing_list_guidelines Have a question? Ask away: http://ask.fedoraproject.org