Versions of the software from Word 2013 forward, including Word 2016, Word 2019 and Word for Office 365, all have the capability to incorporate PDF files directly into a Word document.

However, Microsoft Office Word 2010 features built-in support for the ODT file extension, allowing you to instantly open them without having to install any kind of add-on or extension.

When I opened the document to edit it in Word Online, I received a notice: "ODT Document Some compatibility issues could occur if you edit this file," followed by a link to details.

Microsoft Word does not include PDF annotation tools per se, but you can get creative with its document editing capabilities. Shapes can be added to a PDF using the Design tab, for example, and ...

Design Your Ebook in Word Within Word, you can save your file in .doc, .pdf, and .html formats; afterward, you can use other programs to convert the files into whatever other ebook formats you need.