Using Tablet Mode on Your Galaxy Book
If touch control is your thing, you can easily switch to tablet mode on your Galaxy Book. In tablet mode, the full Start menu will be the Start screen.
Tablet Mode enables you to use your Galaxy Book like a tablet.
Select Action Center on the taskbar, which is located on the bottom right.
For another shortcut, you can swipe left from the right edge of the screen.
Select Tablet mode.
To return to PC mode, select Tablet mode again.