How to set custom color palette as default

Im using Coreldraw version 2020. i have issue need suggestion. When i go for fountain fill, When i click on the color palette its default to pantone solid coated, I have created my custom color palette. I want my custom color palette to be default when i click on fountain fill. When i open the fountain fill to change the color every time i have to select the setting icon access my custom color palette which is save. It takes few click how can i set to default