In a large bowl, whip the cold whipping cream until soft-medium peaks form. The cream should hold soft peaks that gently stand when you lift the whisk. Once whipped, place it in the refrigerator to keep chilled until ready to use.
In a separate bowl, combine the chopped white chocolate and whipping cream. Heat in the microwave in 30-second intervals, stirring between each interval, until fully melted and smooth. Alternatively, melt them together using a double boiler over the stove, stirring continuously until glossy and smooth. Let the ganache cool slightly - it should be warm, not hot.
In another bowl, beat the softened cream cheese with powdered sugar for about 3–4 minutes until completely smooth, creamy, and free of lumps. Add the vanilla extract and mix until well incorporated. .
Pour in the warm (not hot)white chocolate ganache and mix until fully combined, scraping down the sides of the bowl to ensure everything is evenly incorporated
Gently fold the chilled whipped cream into the cream cheese mixture using a spatula. Use slow, careful folding motions to maintain the light and airy texture.
Pour the cheesecake filling over the chilled biscuit base and spread it evenly with a spatula, smoothing the top. Cover and refrigerate for at least 6–7 hours, or preferably overnight, until fully set.
When you’re ready to serve, carefully remove the sides of the springform pan, using an offset spatula around the edges if needed for a clean release.