Board Thread:The Quarters - Q & A/@comment-114.158.165.238-20171015101028

I have several tasks that I set to do every 2 weeks or 3 weeks and I set to do it both Saturday and the day after that which is Sunday. I noticed that the task becomes due on Saturday but not the next day. Is it normal? I think week starts on Sunday. Is there a way to change it? Thank you.  