I'm stuck in full screen. Have tried F key, Esc, and shift and tab keys
The Forum Lounge is not for technical help, please provide the name of the program you are using so your message may be moved to the correct program forum
It's Esc or Ctrl/Cmd L in Reader or Acrobat.
F works for Photoshop.
Esc for InDesign
Esc F l k for FrameMaker.
Hit F11 in any Browser.