For a more detailed explanation on sharing content in OneDrive please visit the following Microsoft article
https://support.office.com/en-us/article/share-onedrive-files-and-folders-9fcc2f7d-de0c-4cec-93b0-a82024800c07

1. Find the document you would like to share in OneDrive, next to the document click the share button.

   

2. Under Send Link, Click on Anyone with the link can edit

   

3. Set your permissions for the document, if you don’t want anyone editing the document, uncheck Allow Editing, then click Apply.

   

4. Once you’re back on the Send Link window, select Copy Link towards the bottom

   

5. Success! Copy the link and share as you please.