If your OneNote account is large or you want to be able to move from place to place within your account with one click, check out this video on how to create links within OneNote! There are multiple options for what you can link to ranging from entire notebooks on down to a specific paragraph on a specific page!
Links for this video:
My site: https://www.onenoteworthylife.com
OneNote Bullet Journal Facebook group:
https://www.facebook.com/groups/onenotebulletjournal/