1. Open a PDF file, and choose Home/Organize > Insert > From Web Page, or right-click one page thumbnail and choose Insert Pages… > From Web Page….
2. In the pop-up dialog box, input the URL of the destination web page you want to insert, or click Browse to choose a file. Click OK to convert the web page and insert it to the PDF.
3. To leave the original PDF intact as a separate file, choose File > Save As, and type a new name for the merged PDF.