START PROTECTION DOES NOT WORK ONCE UPDATE WINDOWS-10

Hello everyone. Today I upgraded to Windows 10, and go to the settings panel norton internet security, I've noticed that not let me put the protection start time in "intense". When I move the selector to intense, and give to "apply" the bar automatically switches to "normal" levels against my will. What can I do and why this happens? Attached image capture as the intensity selection bar remains