You can leave a Group Magazine as a contributor at any time. While you can still view a public Group Magazine as a non-member, you will no longer be able to add articles to the Group Magazine you removed yourself from.
Android
- Go to your Profile.
 - Select Magazines.
 - Locate the Magazine you wish to edit the group members.
 - Tap ⋮ to view your menu options.
 - Tap Remove Self as Member, then Remove Me.
 
iOS
- Go to your Profile.
 - Select Magazines.
 - Locate the Magazine you wish to edit the group members.
 - Tap ⋮ to view your menu options.
 - Tap Remove Self as Member, then Remove Me.
 
Web
Leaving a Group Magazine must be done either in the app or by the group administrator.