Note: I assume "zukostore hen 4.90" refers to a Homebrew Enabler (HEN) package named "ZukoStore" version 4.90 for a gaming console (commonly used term HEN applies to PlayStation 3/PS4/PS Vita scenes). If you meant something different, tell me and I’ll adjust.
The word "hen" is the most intriguing part of the keyword. In standard English, "hen" refers to a female chicken. However, in the context of digital codes, "hen" is almost certainly a or a phonetic shorthand. The most likely interpretations include: zukostore hen 4.90
To successfully run Zukostore on firmware 4.90, ensure you meet the following requirements: Any Fat, Slim, or Super Slim model. Note: I assume "zukostore hen 4