If you’re using iOS, make sure Office has access to your photos. Go to Settings > Privacy > Photos and tap the switch next to the Office product. You can also do this in PowerPoint or Excel with the mobile app.
You may need to tap the pencil icon to go to editing mode if tapping does not work.
If your screen is not large enough to show the editing menu, tap the arrow at the end of the menu on your screen, then tap Home to get a drop-down and select Insert.
If you want to take a picture instead, tap Camera. [1] X Trustworthy Source Microsoft Support Technical support and product information from Microsoft. Go to source
You can always edit the image after it’s inserted into your document by tapping it and then tapping Picture in the editing menu. Once you’ve added images, you can write on them.