If you intend to create a public group, at first create a private group. (according to the description presented previously)
Then convert this private group to the public one. (following the rules of converting a public group to a private)
If you intend to create a public group, at first create a private group. (according to the description presented previously)
Then convert this private group to the public one. (following the rules of converting a public group to a private)