To register a product within the evaluation period, click the Enter License button in the dialog.
To register a running product with newly obtained license data, go to Help -> Register.
To register a product installed earlier, click the Register link on the Welcome screen.
In the registration dialog, enter your JetBrains Account credentials.
If you get the message that no suitable licenses are associated with your account, please make sure that you are using the license that covers the version of the product you are trying to use. To check the latest version of your license, use the JetBrains Account website.
If no license is available, please contact your license administrator if you use a company's license, or refer to the linking your past purchases section if you are personal license owner. If the license on your JetBrains Account website covers the correct version and still gives you an error, please contact product support.