We see that you purchased RealPlayer Downloader Express v.18. If you installed RealPlayer v.20/20, you will need to upgrade to activate Downloader Express features in RealPlayer v.20 as this is a different product with additional new features. If you want to upgrade, please let us know. As a loyal user, you are eligible for a discount.
If you don't want to upgrade, you will need to uninstall RealPlayer v.20 and install RealPlayer v.18. You can install RealPlayer v.18 by clicking this link.
Once you have installed RealPlayer v.18, you will need to sign into it to activate your Downloader Express features.