Hi,
When compressing with 7zip, it has the “Ultra” option under the compression setting (when used via command line that would be -mx9)
I do not see an option for the ultra compression when using Aspose.Zip.SevenZip.Se…...SevenZipArchive class to create 7Z files, if it offered the same...read that Aspose offered the 7Z class it was my impression that...