If the extracted file doesn't open, you may need a legacy viewer or a virtual machine running an older OS (like Windows XP or early Linux builds). Safety Tips for Digital Archiving
Depending on your technical comfort level—whether you prefer a simple "drag and drop" interface or a command-line tool—there are several reputable options available: 1. RPA Extract (by iwanPlays)
A manifest entry for the extractor link looks like: