You will be unable to access these services after you delete Microsoft account.
If you have used the Microsoft account for a long time, here is exactly what you need to pay attention to. Preparations to Do Before Deleting Microsoft Account But do you know how to delete a Microsoft account? Here is the step-by-step tutorial and you can follow it. Like other accounts, you can delete Microsoft account if you think you will no longer use it. They can use the account to log into Microsoft websites, devices running on Microsoft’s operating systems, and Microsoft application software.