Even if you haven't visited WPDeveloper ever before if you had purchased any of our WordPress Plugins or Themes, an account was automatically created on our website.
Use this URL to land on your Account Page. https://wpdeveloper.net/account/. You will see five tabs on your My Accounts Page.
From the Profile Tab, you can update both your Personal and Billing Information whenever you want. Provide your account credentials to log-in to your account.
Visit the Profile Tab and scroll down to the last section- Change Your Password. Create a new password and hit the Save Changes button.
No matter which WordPress Plugin and Theme you are using from the WPDeveloper team, be it NotificationX or BetterDocs, you can see the purchase history for all of them from your WPDeveloper Account.
If you face any further difficulties finding your license key, here is a quick Doc on how to seek Support from the WPDeveloper Team.