Update

Author: yushulx

src/app/product-list/product-list.component.ts

@@ -39,7 +39,7 @@ export class ProductListComponent {
       let licenseKey: string = this.inputText === '' ? this.placeholderText : this.inputText;
       await LicenseManager.initLicense(licenseKey, { executeNow: true });
 
-      // DDV.Core.license = licenseKey;
+      DDV.Core.license = licenseKey;
       DDV.Core.engineResourcePath = getFullUrl('assets/dynamsoft-document-viewer/engine/');
       await DDV.Core.init();
       DDV.setProcessingHandler("imageFilter", new DDV.ImageFilter());