Previously, I had to download the crossplatform\Aspose.Slides.dll from your site, and then include that in our app. I see now that in Nuget there is
dotnet add package Aspose.Slides.NET6.CrossPlatform --version 25.11.0.…... Run a quick test to confirm the library loads...new Presentation(); pres.Save("test.pptx", SaveFormat.Pptx); If...