I’m going to upgrade Aspose PDF .NET from version 20.6 to 21.8, but there are a different in content after upgrading.
Sample code I’ve used come from here https://docs.aspose.com/pdf/net/convert-pdf-to-png/
The different can be found when the background of image turn into blue. You can check this archive file for more detail Sample.zip (3.8 MB)
Please help me to check this.