ChatGPT doesn't aid importing PDFs or any documents straight. It only supports text input and it has a personality limit. To help make ChatGPT summarize a PDF, you must change your PDF file to text after which paste it into the dialog box to inquire ChatGPT to summarize texts. https://reviewdoc16567.alltdesign.com/the-fact-about-review-pdf-that-no-one-is-suggesting-54210333