Hello sofina, 

Thanks for joining us here!

Have you tried the steps I shared above on how to get the validation code? If not yet, I suggest you do so. You can either check the previous email you received or log in to CAMPs.

You can also reach out to our QuickBooks Desktop Support team so they can get it for you.

1. Click this link: https://help.quickbooks.intuit.com/en_US/contact.
2. Select QuickBooks Desktop, then click Continue as a guest.
3. Choose the version of QuickBooks Desktop. Select Install, then select how you want to contact us. 

For more details, please check this link: Start Here with QuickBooks Desktop.

Keep on posting here if you need more help. Stay safe!