If you're still within the trial period, you can request a new trial license key from Syncfusion. This method doesn't require any coding or technical expertise.
Never hardcode it in source control.
The 30-day trial period has ended, rendering the key invalid. syncfusion trial license key fix
Select the (e.g., ASP.NET Core, React, Flutter) and the Version that matches your installed packages. Copy the generated string. 2. Register the Key in Your Project If you're still within the trial period, you