If you purchased a license of Win2PDF after September 2009 and have a 20-character alphanumeric license code, you can download and install the latest version of Win2PDF 10 for free at:
https://www.win2pdf.com/download/download.htm
It is not necessary to uninstall Win2PDF before running the new setup program. Win2PDF Pro users should use the "Win2PDF Pro Service Pack" download.
If you purchased a license of Win2PDF before October 2009 and have a 16-digit number license code, you can upgrade to Win2PDF 3.5 for free. The Win2PDF 3.5 download is available at:
https://www.win2pdf.com/support/updates.htm
To upgrade to Win2PDF 10 from Win2PDF 3.5 or below, there is a one-time upgrade fee. Win2PDF 10 fully supports the Windows 7, Windows 8, Windows 10, and Windows 11, and it includes additional save formats, including PDF/A, TIFF, JPEG, PNG, GIF, BMP, and Microsoft's XPS file formats. For more information on Win2PDF 10, please visit the Win2PDF 10 product page.