download.file() + google forms

Hi, can someone help me to find a error in using download.file() comand to get the files uploading in google forms. I want to use google forms to have files to subscribe people but, the comand get error

example: download.file(https://drive.google.com/file/d/1KppvLEVVZH1i8H-BcNToeFXldr525EqK) I read about something this link is html but thid file linked is PDF.

There is someone who knows abou it .?