View or change the properties for an Office file - Microsoft Support
Document properties, also known as metadata, are details about a file that describe or identify it. They include details such as title, author name, subject, and keywords that identify the document's topic or contents. If you include the document properties for your files, you can easily organize and identify them later.
Install and set up Office on an iPhone or iPad - Microsoft Support
How Word, Excel, PowerPoint, or OneNote apps work on Android or iOS devices. What you can do in the Office apps with a Microsoft 365 plan. How to install Office for iOS on your iPhone or iPad and use the apps with Microsoft 365.
Opening PDFs in Word - Microsoft Support
Opening PDFs in Word. To open a PDF file without converting it to a Word document, open the file directly wherever it's stored (for example, double-click the PDF file in your Documents folder). However, if you want to edit the PDF file, go ahead and open it in Word.
Use Immersive Reader in Word - Microsoft Support
Use Immersive Reader in Word. Support reading and writing by using Immersive Reader to customize how word documents appear while you read and edit. Immersive Reader provides options for a comfortable and easy to process experience by allowing you to listen to the text read aloud or adjust how text appears by modifying spacing, color and more.