Test g-s-d 3.4.1-0ubuntu1.1kengyu2 in https://launchpad.net/~lexical/+archive/gsd/ PPA on a HP model. Fn+F4 is expected to switch between monitors and it didn't work. Fn+F4 works after installing g-s-d 3.4.1-0ubuntu1.1kengyu2 with the patch Kent-Yu provided.
Test g-s-d 3.4.1-0ubuntu1. 1kengyu2 in https:/ /launchpad. net/~lexical/ +archive/ gsd/ PPA on a HP model. Fn+F4 is expected to switch between monitors and it didn't work. Fn+F4 works after installing g-s-d 3.4.1-0ubuntu1. 1kengyu2 with the patch Kent-Yu provided.