If passengers choose to cancel the flight, a 24-hour rule applies. This means that if passengers cancel their flight within 24 hours of booking, you will be eligible for a full refund.
If 24 hours have passed and the scheduled departure is within a week, then you can still cancel the flight, but you will have to pay the cancellation fee.
And according to the SAS flight refund policy, in order to cancel the flight or verify the refund, passengers can choose the "Manage my Travel" option of the airlines which is present on the official website of the SAS airlines for more on SAS Cancellation Policy follow the provided link.

https://www.cancellation-policy.com/sas-scandinavian-airlines-cancellation-policy