As RealNetworks makes new products available to customers, it is not possible to continue supporting legacy and historic products. To know more on this, please refer to the below link:
We always recommend using our most current version, which you can download from www.real.com. The most current version is RealPlayer with RealTimes, available for customers on Windows 7 and higher (or Mac OS X 10.10 and higher).
Note: I wanted to let you know that we have edited your original post to remove your email address to protect your privacy. We do recommend that you refrain from posting personal information in a public Community forum.