1. adobe reader XI is a free PDF document reading software developed by Adobe Company. It can open all PDF documents and interact with all PDF documents. It supports viewing, searching, verifying and printing Adobe PDF files, and can also digitally sign and collaborate on Adobe PDF files, which is simple, clear and convenient.

2. AdobeReader is a tool for opening and using AdobePDF created in Adobe Acrobat. Although you cannot create a PDF in Reader, you can use Reader to view, print and manage PDFs. After opening a PDF in Reader, you can use a variety of tools to quickly find information. If you receive a PDF form, you can fill it out online and submit it electronically. If you receive an invitation to review a PDF, you can add comments to it using the comment and markup tools. You can play videos and music in PDF with the multimedia tool of Reader. If the PDF contains sensitive information, the document can be signed or verified by digital ID card or digital signature.

3. adobe Reader Simplified Chinese Version:/softdown/36698.htm.