TL;DR:
There are two parts to this OneDrive online update. 1: Using the “Edit” action in Microsoft OneDrive for the Web, you will be able to annotate with hand-drawn ink into your PDF documents. 2: Interact with form fields to edit and modify PDF documents. Due early to mid-June 2023.

Details
Steps to annotate with hand-drawn ink:

  1. Open the PDF file to be annotated
  2. Click on the Edit action at the top left corner
  3. Use up to four annotation types available
  4. Modify the colour or thickness of the annotation by clicking on the pencil or highlighter a second time
  5. Click Save in the top left corner of the screen to exit annotation edit mode and save your changes



Steps to interact with PDF document that have form fields:

  1. Open a PDF file that contains interactable form fields
  2. Click on a form field
  3. Make your changes and press Enter to complete your edits or use the TAB key to navigate to the next interactable form field
  4. One you are done, select the Save option located in the top left corner of the screen to save your chnages

Availability:
Due early to mid-June 2023 (a few weeks earlier for Targeted Release).

Source, related links, and references:
MC565167.

Check status:
Microsoft 365 Roadmap ID 124802.

Page originally published:
2nd June 2023 and kept up to date.