To enable Morning and night1. Click the Settings cog button > Settings.
2. Select the Labs tab.
3. Find and enable the Hide morning and night lab.
4. Click Save.
To configure Morning and night1. Open your calendar. Notice that a horizontal grey line will appear before the 8am time slot, and before the 5pm time slot.
2. Drag the line up or down to set the area you want to hide.
3. Click the time slots above (AM) or below (PM) the horizontal line to hide the selected time slots.
4. To un-hide the timeslot, click on the collapsed timeslot to expand it.
Tip: If you have an event scheduled during a hidden timeslot, a summary of the event will be shown in the collapsed timeslot.