I can't change customize automatic scan tasks.

I can't change customize automatic scan tasks.
I want to customize or turn off Norton Optimization. I think it may be removing cookies in Chrome that I need to automatically sign in.


If I go to  settings--> task scheduling,  I can't change any of the settings.
I do not want Norton to do disk optimization.
I have an SSD and it does not need optimization.
I do not want Norton to remove browser temporary files.