I will answer your question from this post, on this thread here.
You are able to delete your user account by going to your Community :
Settings
Personal
Close accountdelete
Please note when you close your account, it will enter a period of soft delete for 10 days and you will not be able to create a user using the email address associated with your deleted user. If you are looking to change your username, you do not need to delete your account. Please contact a member a member of the Community Team for assistance.
I will answer your question from this post, on this thread here.
You are able to delete your user account by going to your Community :
Settings
Personal
Close accountdelete
Please note when you close your account, it will enter a period of soft delete for 10 days and you will not be able to create a user using the email address associated with your deleted user. If you are looking to change your username, you do not need to delete your account. Please contact a member a member of the Community Team for assistance.