ChatGPT isn't going to assist importing PDFs or any documents instantly. It only supports text input and it has a personality limit. For making ChatGPT summarize a PDF, you need to change your PDF file to text and afterwards paste it in to the dialog box to request ChatGPT https://manuelngmow.blogdal.com/35619102/how-much-you-need-to-expect-you-ll-pay-for-a-good-pdf-summarizer