Google Ads and Microsoft® Advertising only
You can delete campaign- and ad group-level associations with any location, phone, and sitelink extension.
In the main menu, click Search > Campaigns > Campaigns. In the submenus, click Live > Extensions > Associations.
Select the check box next to each association that you want to delete.
For tips on selecting multiple rows, “Select multiple rows.”
In the toolbar, click and select Delete.
In the confirmation message, click Delete.