Would it be possible for respondents to upload multiple images in the form?

can i add a function of uploading multiple images (40 images) into my form?

As explained in this guide — How-to-Create-File-Upload-Forms, you should be able to upload multiple images (files) by enabling the "Multiple Files" option of the File Upload field.

Here are other guides that you may find helpful:

Changing-the-File-Upload-Size-Limit

How-to-Change-the-Allowed-File-Types-in-the-Upload-Field

If you have other questions or concerns, please feel free to contact us again anytime.