Let the installer do that then go into all THREE accounts and arrange them as you see fit. Here's the usual accounts.

1. YOUR account.
2. THEOTHER account.
3. The "All Users" start menu.

Once you understand this, you can fix it AFTER the install. Don't like that? Then you ask the company who supplied the installer to fix the installer. Let's be clear that you and I will not be fixing their software. We can however get there from here.