: Sometimes old registration files prevent new keys from working. Navigate to your computer's "Documents" folder, then to Deluxe Ski Jump 4 > registration , and delete the existing registration file.
After purchasing, the key and instructions are sent to your email immediately.
: Like other minor iterations, it includes background "under-the-hood" improvements to ensure compatibility with modern Windows systems. The "Klucz" (Registration Key) System
To unlock the full features of DSJ4 1.11.3, including all original hills and the ability to play online, a registration key ) is required from the developer: Official Purchase : The key is officially sold via the Mediamond Online Shop What You Get