If you are having trouble finding or opening the file yourself, you can follow these steps from Google Drive Help : Go to drive.google.com.
It looks like you've provided a file name for a PDF on Google Drive, but I don't have access to your personal files or private links. 1_4960828466879529806.pdf - Google Drive
with "Anyone with the link" if you intended for me to see it through a public URL (though I still won't be able to "click" into your private drive). If you are having trouble finding or opening