When you leave a community you can choose to delete your Posts and comments from that Community. Follow the steps below to leave your Community.
LEAVE THE COMMUNITY
Click your profile image.
Select Preferences.
This will take you to your personal Preference page.
Click Leave community.
A popup window will ask you to verify this action.
Click the I want to delete all my data if you would like to delete all of your content. By clicking this checkbox you choose to delete any association with the Community and leave no trace of your user in the Community. This will include posts and comments from all Groups, votes on polls, RSVP’s to events, private messages, or anything else that you have created in the Community.
Leave the I want to delete all my data checkbox unchecked if you would like for your content to remain in the Community when you leave.
Once you have made your decision to leave, click the Leave Community button.
COMMUNITY OWNERS AND MANAGERS
What if the person leaving is a manager and is the only manager in specific groups inside the community?
The Account Owner would become the manager of those groups and will receive an in-app notification that the manager has left the groups and that you are now the manager of those groups.What if the member is the only manager in the entire community?
In this case the Leave community option will not be available. You can transfer ownership of the Community to another person and then leave the group.What happens to the member after they leave the community?
If the Member left the Community and deleted their data, then all of their chat conversations will show the name “Unknown User” instead of their name. All their messages will be visible to other Members as “Deleted message”.