We changed that when we released PDF Expert. PDF has traditionally been known for its inability to make any edits to the content. We use PDFs for a variety of purposes today, such as at schools for assignments and question papers, at work for sharing documents, reports, balance sheets, etc., and even for personal use to save a web page as PDF for archival purposes or to fill out tax forms every year when it’s time to talk to the IRS.
Click on 'Annotate’ in the upper toolbar.