To turn on/off the home screen clock: 

• From the Roku home screen, select Roku Player Settings.
• Select Time settings.
• Select Change home screen clock. You can opt to select the 12 hour or 24 hour format, or to turn off the clock.
• Select Done.

 To change the time on the home screen clock:

• From the Roku home screen, select Roku Player Settings.
• Select Time settings.
• Select Change time zone until you see your time zone displayed.
• Select Done.