Open a PDF document in Adobe Reader. Do so by opening the red Adobe Reader app with the stylized, white How do you change text in a pdf document icon.
Then click on File in the menu bar at the top of the screen, click on Open, select the PDF document you want to type on and click on Open. If you don’t already have Adobe Reader, it’s available for free from get. Windows, Mac, and Android operating systems.
Click on the highlighter tool. It’s the marker icon on the right side of the toolbar at the top of the window.
Position the cursor at the beginning of the text you want to highlight. Click and hold, then drag the cursor across the text. Release the click when you are done.
The text is now highlighted. Doing so saves your highlighting. Open a PDF document in the Preview app. Do so by double-clicking on the blue Preview icon that looks like overlapping snapshots, then clicking on File in the menu bar and Open in the drop-down menu.