I felt dumb too. There were a few little tweaks from 9 to 10 that had me googling and asking forum questions.
Weird, as an Ableton user since 3, it had been a while since I had this issue.
Well thanks to you guys I got there
Thanks so much
I wish I would have started when I was 3 years old 
I started with Live 4 and somewhere along the way I forced myself to always check the release notes (and from time to time the updated manual as well). 