Cmd+G doesn't work when I want to hide the window
I use a Mac computer and have OS X Yosemite version 10.10.3 and the shortcut cmd+G doesn't work when I want to hide the Mozilla-window. Why?
I use a Mac computer and have OS X Yosemite version 10.10.3 and the shortcut cmd+G doesn't work when I want to hide the Mozilla-window. Why?