Press Return

Layers > Add Component
After this you can press “Return” on the keyboard

Font > Add Glyphs
Not here. I think it would make sense, and save some time.

/ Göran

PS. Thanks for making a fantastic font editor, did you see the shout out on ilovetypography.com?

This is a really nice post. And the type is great.
You can press Enter though: fn+Return on a MacBook or small keyboard or far right bottom key on a large keyboard.

You may need the Return key for entering newlines in the dialogue.

This ⌘⇧c (select Component and hit) ⏎ works on iMac. 10.8.5

With both - regular and numlock enter.