For users that manage many units, it is now easier to scroll the internal availability calendar. We’ve added options in Settings Tab, Preferences, for setting the location of the horizontal scrollbar. It can now be set to Bottom Only, Top Only, Both Top and Bottom, or None.
So, if you find yourself scrolling to the bottom of the window to get to the horizontal scrollbar, consider enabling the scrollbar at the top of the screen. Here is the setting in Preferences: