You can access the Libby Help page here https://help.libbyapp.com/en-us/index.htm?tocpath=Home%7C_____0
It has a variety of guides if you need help on specific topics, including troubleshooting, searching, downloading, and how to send books to your Kindle.
Further, here is a Libby Help page that has dozens of step-by-step videos: https://help.libbyapp.com/en-us/videos.htm?tocpath=Home%7C_____18
West Virginia Library Commission
1900 Kanawha Blvd East | Culture Center, Bldg. 9 | Charleston, WV 25305
In-State Toll Free : (800) 642-9021 | (304) 558-2041
WV.gov