How does OS x add a personality signature to a PDF file?

OS x actually hides a lot of arcane and useful features, and even if you're a user who has been using Macs for years, it may not be easy to discover these features. Today is a preview of the application of a feature, it allows users to increase the signature to the Mac, and then inserted into the PDF document.

The purpose of this article is to provide more convenient features for the novice to use OS X, which can be skipped by senior users. Before you start, you need to prepare a pen and a blank sheet of paper.

　　Make a signature

1. Take out the prepared pens and white paper and sign your name.

2. Run the preview application, find the tool from the menu-annotation-signature-manage the signature, and open

3. Open the "Manage Signatures" window you will find two options: Trackpad and camera. You can choose to use the trackpad to enter the signature, but this article recommends using a camera for better results. After clicking on the "Camera", place the signature you just wrote on the white paper in front of the ISight camera. Make sure that the room has sufficient light to enter the camera so that the camera cannot read the signature smoothly. If you don't have enough light, try increasing the brightness of the screen.

4. Signature scan will appear on the screen, satisfied with the words click "Finish" can be.

Insert Signature to PDF

Now that your signature has been added to the MAC, insert the signature into the PDF that has been opened in the preview and click on the Toolbox (below).

Then click the "Signature" button from the menu bar. The system will list the signatures on the computer, then select the signature you want to insert, and you can adjust the size and position of the signature.