Use Kontakt’s internal compressors, delays, and reverbs to modernize the 90s patches.
Once you have the .rar file, use a utility like WinRAR or 7-Zip to extract the contents. You should find several folders, including Instruments (containing .nki files) and Samples (containing .wav or .ncw audio files). Kontakt 5 Instruments Roland E-96 .rar