Offer a user manual for main utility, then maybe add a few of most downloaded. Write manual in layman's terms, easy enough for dummies.
This could be a standalone file they open from main...pdf or something. Give it a glossary, T.of.C, and index.
Provide a user manual for your main utility, maybe add a few of the most heavily downloaded - Aimed at "free" users like me. Write the user manual in layman's terms, easy enough for (relative) dummies, including older users over 55. Thanks.