Navigate to OneDrive (either via Explorer or online at Microsoft 365)

Click the share button here online or in the top ribbon in File Explorer

Type and then select the person/people you want to share with

Click the chevron next to the eye to change from "View" to "Edit" if necessary

Add more people as needed or add a message if sending automatically

Click "Copy Link" or "Send". Copy the link to add to a custom email or Send to generate an automated one.

To check all sharing permissions click the gear

Sharing a File or Folder from OneDrive (Internal JCCC)