You cannot link or unlink a Microsoft account with your existing Skype account. It’s not possible to merge or split your Skype and Microsoft accounts because they’re already linked. You’ll be able to sign in to all of your Microsoft services, including as SkyDrive, Office Online, Outlook, OneNote, OneDrive, Xbox, and more using your account.
Click the name of your Skype account in the top left corner and, from the drop-down menu, choose Settings. Scroll down to close your account on the right-hand side panel. Close your account by clicking here After you’ve finished closing your account, go through these steps again to make sure that everything was deleted properly.
In the strictest sense of the term, closing your Skype account really implies canceling your Microsoft account. You’ll lose access to other services linked to your Microsoft account with the same email when you do this (delete Skype/Microsoft account).
Your Microsoft account will be erased after two years of inactivity. 2. Your account would not exist if it had been marked inactive. Accounts that have been deleted have a 60-day waiting period before the address is once again accessible.