Nowadays, many people choose electronic reading. Knowledge that once needed a library can now be condensed into several G e-books. E-reading is becoming more and more popular because of its convenience. E-book resources are everywhere on the network, which also reduces the cost of reading. The mainstream e-book formats that people often see from websites mainly include epub, PDF, mobi, azw3, txt, jpg and so on. , but most of them need a special reader to open. For example, mobi and azw3 are the e-book formats of Amazon Kindle readers. Now WPSOffice supports many electronic formats, such as the most popular epub, mobi and pdf formats. We only need to choose from settings, configuration tools and compatible settings, and then we can open the e-book directly.

WPSOffice also supports OFD documents, which is a new electronic document format and can be independently controlled in China. OFD is the abbreviation of OpenFixed-layoutDocument, and it is the national format standard of format documents in China. Generally speaking, some people call this format domestic PDF. OFD format files, with a fixed format, are not running, what you see is what you get, which can be regarded as "digital paper" in the computer age. It is an ideal document format for electronic document publishing, digital information dissemination and archiving, and has been gradually applied in electronic invoices, electronic documents, electronic certificates and other fields. OFD documents cannot be opened by many softwares because of their fixed format.