Seems to be a dirty preferences issue. It's not that you shouldn't exit LR when in full screen mode, it's that some seem to get stuck and unable to get out of full screen mode. Clearing preferences out is reported to fix it when it happens.
It's not happened to me at all. Godfrey > On May 10, 2014, at 4:30 PM, Larry Colen <[email protected]> wrote: > > https://c.getsatisfaction.com/photoshop_family/topics/lightroom_5_4_bug_issue_can_not_exit_switch_full_screen_preview_f_key_mode > > Lightroom: Can not exit/switch Full Screen Preview (F Key) mode (LR Mac) > > Basically, don’t exit lightroom while in full screen mode. -- PDML Pentax-Discuss Mail List [email protected] http://pdml.net/mailman/listinfo/pdml_pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions.

