If you want to delete a guest account on your Windows 8 computer, follow these steps:

  1. Open the Charms bar and click on the Settings icon.
  2. Click on Accounts and then click on the Guest account you want to delete.
  3. On the right-hand side of the window, click on Delete account.
  4. Confirm that you want to delete the guest account by clicking Yes in the pop-up window. ..