Chill the heavy cream and mixing bowl before starting for best results
Pour the cold heavy cream into a bowl and whip until soft peaks form
In another bowl, mix condensed milk, vanilla extract, and salt until smooth
Add mango curd to the mixture and stir until fully combined
Gently fold the whipped cream into the mango mixture in batches
Continue folding slowly until the mixture is smooth and airy
Pour the mixture into a freezer safe container and spread evenly
Cover and freeze for 6 to 8 hours or until firm
Let sit for a few minutes before scooping and serving