MAC instructions
Click on your calendar and click on the 3 dots to the right. Click on Sharing Permissions
Here are some Default values
Click on the + to add someone. Search for their name or email. Then set their permission level.
Windows Instructions
Click on your calendar. On the Toolbar / Ribbon click on Share Calendar.
You can see who has access and their permission levels. Click on Add.
Search for their name. Click on Add then OK.
Now set their permission level.
