How to type on a PDF on an iPhone or iPad using Markup Those with an iPhone or iPad can use the built-in Markup tool to add text to a PDF. 1.

Just like how you add inked signatures on a hard-paper document, you can also add an electronic signature to your PDF document in the Edge browser.

Customizing your email signature in Outlook can add a personal but professional flare to your correspondence. Here's how to add one in a few steps.

You can add and mark up attachments – for example you can email a photo or PDF which includes instructions you have ‘drawn on’. It integrates with other macOS apps such as Calendar and Maps.