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pdfs are great for keeping documents
properly formatted and preventing
easy editing this makes them perfect for
documents that need to be signed
as a properly formatted pdf is hard to
suitably tamper with
if you're on mac os and find that you
need to sign one
you can use the built-in preview app to
add your signature to your pdf
here's how to do it first off
find and open the pdf you need to sign
using the app once your pdf is up
click on the show marker toolbar icon if
it isn't showing already
then select the signature icon from here
create and save your signature
you can use your laptop's trackpad
built-in webcam or an
iphone or ipad for input if you want to
use your trackpad
select the option then click the text as
prompted
using your finger sign your name on your
trackpad if your mac has a force touch
trackpad
you can press more firmly on your device
to sign with a thicker stroke
once you've signed tap any key then
click done
to create a signature using your webcam
select camera
sign a piece of clean white paper then
hold it up to the camera
leveling it with the blue line in the
preview window once it appears
click done if you have an iphone or ipad
you can use that instead just select a
device to use then use your finger or
apple pencil if you're on the ipad to
sign your name
then click done in any case if you're
not satisfied with what comes out
click clear and try again if you use
icloud drive
your created signatures will be
available on your other mac computers
with the feature
turned on to add the signature to your
document
click on the sign button then click on
the signature
you want to use and drag it to where you
need it
to adjust its size just use the handles
provided
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![How to EASILY Sign a PDF on a Mac | Adding a Digital Signature [Step by Step Guide]](https://i.ytimg.com/vi/bTaQnBlITZk/mqdefault.jpg)
