Sign in to Office 365with your work or school account.
Go to the Domains page.
On theManage domainspage, select the domain, and then chooseRemove domain.
On theRemove domainpage, chooseYesor follow the guidance in any other prompts that appear.
Article ID: 4026161 - Last Review: 28 ጁላይ 2017 - Revision: 1