Or, you can use the Save as button to create a new PDF document with a handwritten signature. So, this is how you can easily sign a PDF document in Microsoft Edge using its native draw feature. 2 ...

Pick Save as PDF to choose a filename and destination, and you can even add password protection to the document if you want to. There's PDF functionality built right into Finder as well.

Go to File > Download and select PDF Document (.pdf). Things get slightly more tricky on a mobile device because you can’t directly save a Word file to a PDF using the Google Docs mobile app.