This KB article has information regarding sharing from OneDrive:
How to share items to others such as individual files, folders, etc. from OneDrive.
1. Open internet browser
3. Click app launcher (9-dot cube) in top left corner
4. Open OneDrive
5. Open "My Files" section from menu on left side
6. Hover mouse over item name and select the share button (arrow icon)
7. Enter in the name of and select those you want to share the item with.
8. Set the permission level to what you desire (either view only or can edit).
9. Include a message in message box if desired.
10. Click "Send" button.
How to view items shared with you from others (on the web)
1. Open internet browser
3. Click app launcher (9-dot cube) in top left corner
4. Open OneDrive
5. Open the "Shared" section from menu on left side