The Shape Format tab (the Drawing Tools toolbar in the previous version and Word 2016) provides plenty of options for customization of the shape outline, background and text settings. Also, here you can change spacing, and size for multiple shapes at once.

It is worth to know that, instead of cropping a picture to a conventional rectangle, you can crop it to a circle, a triangle, an arrow, or even a thought bubble:

How to create an organizational chart in Word for Microsoft 365 see Using the Organizational Chart Tool. This tip is about how to change or modify an organizational chart in Word.

By default, Word makes objects snap (jump) to an underlying grid laid across the document. If you drag an object, such as a shape, you'll notice that it moves in little jerks rather than smoothly. This is because of the grid - but because the grid is usually invisible, it's not obvious.

If you use large pictures in a document, its file size increases rapidly. You can reduce this problem by telling Word to compress the pictures.

A callout is a type of text box that also includes a line for pointing to any location on the document. A callout is helpful when you need to identify and to explain parts of a picture.

Including a large number of in-line pictures in your documents slows down Word's performance. You can improve performance by replacing actual images with picture placeholders.

There is no need to use additional image editing software to create high-quality pictures for your document. Instead, you can use Microsoft Word picture editing tools to correct and improve your photos.