Open a PDF and click Edit. Highlight or underline text, draw, add sticky notes with replies, text boxes, images and your signature (draw, type or upload it; save it for later). Fill in forms, reorder, rotate, delete or insert pages, extract or split pages into new files, merge several PDFs, protect a file with a password. Save as new version keeps the previous content in the version history; Save as copy leaves the original untouched.