I have connected my 15" MBP (TB) to a 4k LG ultra fine display.
When I use expose (I think that is what it is called) to show all full screen running apps on the top of the screen (3-finger swipe up), they do not show thumbnail previews, and are blanked out.
Any suggestions?
When I use expose (I think that is what it is called) to show all full screen running apps on the top of the screen (3-finger swipe up), they do not show thumbnail previews, and are blanked out.
Any suggestions?