Owners have full control over properties in Webmaster tools. This includes the ability to add and remove other users, configure settings, use all tools, and view all data. If you want to add someone with more limited access, add them as a full or restricted user.
How to Add a New Owner
Note: You can click on all screenshots below to view at a larger size.
Step 1: Log in to Search Console, click the gear icon and select Users and Property Owner
Step 2: Click Manage property owners link
Step 3: Under the Verified Owners section at the bottom of the page, click Add an owner
Step 4: Type in the new owner’s email address and click Continue
Step 5: The new owner can then add the property to their Search Console, where it will be automatically verified. If the owner does not verify ownership, they will remain a Delegated Owner.
How to Delete a Delegated Owner in Search Console
Step 1: Click the gear icon and select Users and property owners
Step 2: Select the target email under the Users and Property Owners section and click Delete
How to Delete a Verified Owner in Search Console
You can easily delete a Delegated Owner, but to delete a Verified Owner you must first remove their verification (making them a Delegated Owner).
Step 1: To unverify an Owner, click the gear icon and select Users and property owners
Step 2: Click Manage property owners link
Step 3: Select Unverify
Step 4: You can then follow the instructions above to delete a Delegated Owner to complete the process