What is a pdf document:

PDF is a cross-operating system platform file format. Text, fonts, graphics, images, colors, layouts, and parameters related to printing equipment can be encapsulated in a file, and page elements can be kept unchanged in network transmission, printing, and plate-making output, and hypertext links and audio can also be included and video and other electronic information.

how to use?

1.Select the pdf file.

2.Click the download button.

3.Why can't I extract an image individually? This is because of the problem of the original pdf document, the page is composed of a whole picture, so the picture inside cannot be extracted!

Will the files be uploaded to the website?

1.No, all operations are performed in your browser