When it comes to Windows 7, the behavior you described with the guest account affecting the administrator account's desktop icons is not the typical or intended behavior. Here are a few points to consider: 1. Separation of User Accounts: User accounts, including the guest account, are meant to be separate entities with their own settings and configurations. Changes made in one account, like deleting desktop icons, should not affect other accounts. 2. Permissions: One factor to consider is the permissions set for the guest account. Guest accounts usually have limited permissions to prevent them from making system-wide changes. However, in your case, it seems like the guest account had the ability to modify the administrator's...