The store admin offers discount 10% only if cart contains 5 items and more.
Step-1 : General tab
In general tab, give the basic details for your discount rule such as Rule name, Rule description.
Step-2 : Condition tab
In condition tab, choose
Type = Count of cart items at least
Value = 5
Step-3 : Discount tab
Now you are on discount tab where choose discount type - Percentage discount and value - 10.
Step-4 : Frontend demo