A:AnswerYes, to set the sleep timer long press the Home Button and select Sleep Timer.
You can select between 5, 10, 15, 30, 60, 90, 120, 150, 180 and 240 minutes.
A:AnswerTry this go Home > Settings > Device & Software > About > Check for System Update. Then you have to wait several hours before trying again. If the issue persists, please call 1 (855) 527-2411 available from 8 am to 9 pm CT everyday.