// Register Syncfusion license key (UPDATE HERE) SyncfusionLicenseProvider.RegisterLicense("YOUR_LICENSE_KEY_HERE");
When your subscription renews or Syncfusion releases a major version update (e.g., from 2023 Volume 4 to 2024 Volume 1), the old license key will become invalid for the newer DLLs. syncfusion generate license key upd
The prompt's mention of "upd" (update) touches upon the most friction-prone aspect of modern software licensing: versioning and renewal. A critical misunderstanding among many developers is the relationship between the license key and the version of the software being used. Run your app and look for: To generate
Run your app and look for:
To generate a Syncfusion license key for your application, follow the steps below based on your product version. Since v31.1.17 (2025 Volume 3) , Syncfusion has shifted from a platform-based to an edition-based licensing model. How to Generate a License Key : Sign in to your account on the Syncfusion website Navigate to Keys : Go to the Downloads and Keys page under the "License and Downloads" section. Initiate Generation : Click the Get License Key Select Version & Product For v31.1.17 or higher : Select your version and choose the specific Initiate Generation : Click the Get License Key