If you manage multiple family PCs or a small office:
A: Contact the payment processor’s customer support (e.g., FastSpring or PayPro Global) with your order email address. They can resend the key. The developer does not store keys directly due to privacy policies. startallback serial key
A: Yes, but Windows 10 is fully supported natively; you likely don’t need it there unless you want an even older Start Menu style. Windows 11 is the primary use case. If you manage multiple family PCs or a