Determining the users who can change the map depends on whether the owner is an anonymous user or a registered user.
The procedure is equal for both, but the options are different.
Procedure:
Step 1: Start edit with
Step 2: Select Update permissions and editors
Step 3: Select option Who can edit and select one of the options.
Options registered user
Registered user
Everyone can edit:
Only editors can edit: The owner and selected editors may edit. See Add editors
Only owner can edit: Only the owner is allowed to edit.
Options for anonymous user
Anonymous user
Everyone can edit:
Only editable with secret edit link. The link is shown in the field below.