Norton Security Deluxe 3 months 5 PC Not Activated

KEY ACTIVATION.
In the upper right corner of the antivirus window, click Help - Enter Product Key.
In the next window, in the field that says "Enter Product Key", insert the key and click "Next".
After that, the key will be checked and activated, and the rest of the "Subscription Status" days will be exactly 90 days.
! Before activation, exit the account created when installing NS
If "Account Mismatch" appears, click: "Use this key." </ >
After payment, you immediately receive:Login, password, INACTIVATED activation code Norton Security / Deluxe / 3 months (90 days)
! The key is not activated.
The key expires after activation on your PC!
The terms of the keys do not differ among themselves!
If you bought a few keys then the second key must be activated only after the expiration of the first one. https://www.norton.com/latestns
My products: https://keysoft.exaccess.com/