To insert an in-cell picture saved on your device, from Microsoft's gallery, or imported through the web images search, first ...
To convert PDFs into Word files and on Mac, you should edit them with Google Docs or other third-party applications.
You can use Excel, Microsoft's spreadsheet program, to store, organize, and analyze data in a number of ways.
To manually crop a picture in Microsoft Word, Excel, or PowerPoint, select it, and in the Picture Format tab on the ribbon, click the top half of the split "Crop" button.