Step 1: First, we open this PDF editing tool in the computer. After entering the home page, click the "File" button at the top left, and then click "Open" to add a PDF file that needs to be signed.

Step 2: After the file is added, click the "Document"-"Signature and Number"-"Manage" button in the menu bar above.

Step 3: In signature management, we click Add-Edit Signature.

Step 4: If you didn't save the signature file before editing the signature, you need to create a new drawing signature. Click "OK" after drawing here.

Step 5: After drawing the signature, you can drag the signature file to the required position in the document, then click the file button in the upper left corner and select Save or Save As from the list. If we want to keep the unsigned source file, we need to click Save As New File here.

Introduction to pdf

Pdf (abbreviation pdf(portable document format, meaning "portable document format") is a file format developed by Adobe Systems, which is used to exchange files in a way that is independent of applications, operating systems and hardware.

PDF file is based on PostScript language image model, which can ensure accurate color and accurate printing effect on any printer, that is, PDF will faithfully reproduce every character, color and image of the manuscript.