Add a translucent PNG handwritten signature anywhere in word as follows:

1. Open the quick PDF editor, and then open the PDF file in the editor.

2. After opening the PDF file, find the watermark tool, click the document button at the top of the interface, and many tools will pop up to find the watermark tool.

3. Click on the watermark in the document. Three options will pop up: Add, Delete All, Manage, and then click Add Tool.

4. After clicking, the Add Watermark page will pop up. In this page, there are two types of watermarks to choose from, text and file. First, select text as the type.

5. After selecting Text Watermark as the type, a text input box will appear below, where you can enter text content.

6. Finally, set the page range to be watermarked. If you check all options, all pages will be watermarked. If you select the current page, only the current page will be watermarked. And check the page, you can enter the page number or page number range that needs to be watermarked in the text box at the back, and click OK.