Open the PDF in { -brand-name-firefox }. Click the Draw icon to choose a color, thickness and opacity before then being able to draw on the document. It probably won’t be any messier than your usual signature!
Aperi le PDF in { -brand-name-firefox }. Clicca le icone Tirar pro eliger color, spissor e opacitate ante pois poter designar sur le documento. Il non sera probabilemente alco de plus complicate que tu firma usual!