The unlock key and the license key are used for difference purpose.
Installer unlock key
The unlock key is used to install the Syncfusion offline installer and the key starts with ‘@’ ends with ‘=’. All Syncfusion installers require the unlock key or Syncfusion account which generate the unlock key to install on your machine. If the key is invalid, it will not allow to install. The unlock key can be generated from the section of the Syncfusion website.
Refer the screenshot for applying the Unlock key.
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