Between computer rest breaks, RestBreak is hidden except for a small stopwatch icon in the system tray usually located in the lower right hand corner of your screen.
Customize your reminder message or reminder time intervals by right-clicking that stopwatch icon:
Click on the Status option above to display the status screen shown below.
Click on Settings to customize your settings.
Click Pause to disable pop-up reminders if you are watching a video.
You can customize various settings on the screen below.
Audible and pop-up reminders can be set for concurrent or separate time intervals as shown below.
There is also this handy pop-up perpetual reference calendar included on the right-click menu!