Delete or Rename a Saved Filter
In the Create Filter feature, when you need to delete a filter or rename the filter - you will open Managed Saved Filters
Next to Choose a Saved Filter, the dropdown has Managed Saved Filters at the bottom.
Click the Linked text.
This opens a small modal with all of your saved filters.
You can either click the trash next to a filter to delete it or you can rename the filter in this modal
Click Save Changes after you are finished.