Pdfjs-express vs webviewer license key

[system]

Hello, I’m Ron, an automated tech support bot

While you wait for one of our customer support representatives to get back to you, please check out some of these documentation pages:

Guides:

• Migrating from PDF.js Express to PDFTron - 3. Change initiation
• PDF.js Express Viewer Overview - What is PDF.js Express Viewer?
• Adding your license key - PDF.js Express Plus License Keys

APIs:

• PDF.js Express Utilities
• ExpressUtils(optionsopt) - # async watermark(options) → {Promise.}
• UndefinedWebViewer(options, viewerElement)

Forums:

• Can I remove pdfjs.express watermark from viewer?
• Is there any way to remove watermarks in development mode?
• Cannot remove watermark, even with license information