Issues With Adobe PDF Files — Opening or Printing

Cannot Open an Adobe PDF File

If you are unable to open a PDF file in a browser, you may receive the following error message, or the file may open to a blank gray screen:

"There is a problem with Adobe Acrobat or Reader. If it is running, please exit and try again."

If you receive this error message, try the following:

Open Adobe Reader or Acrobat
Click on Edit
Click on Preferences
Click on Security (Enhanced)
Uncheck Protected Mode at Startup - A box will pop up that says 'You Have Chosen To Turn Off Reader's Protected Mode. Are You Sure You Want To Continue?'. Click 'Yes'.
Uncheck Enable Enhanced Security
Click OK

Cannot Print an Adobe PDF File - Canon

If you encounter issues printing a PDF file, try these steps. If they do not work, contact the Technology Service Desk.

1.) Launch the PDF document then select 'File' and 'Print'.

2.) Verify that 'Choose paper source by PDF page size' is unchecked.

Image of Page Size and Handling for a PDF document

3.) In the print dialogue box, click 'Advanced'

This image shows the print dialogue box with the Advanced button.

4.) Click the 'Print as Image' box and then click 'OK'

The advanced print setup box that shows the location of the Print As Image checkbox.

If it still does not print:

Open up the PDF file.

Select File - Print - Select Properties - Look under the Output Size: If "Match Page Size" is selected, click on the drop-down arrow and select "letter". Try to print the PDF again.

Sometimes the PDFs are not in the proper format or may be smaller than 8.5 X 11. You can also look in the Scale size in the preview to determine what size the PDF is. Actually, this could be true for any type of document if an error given to "Load Paper" or "Paper Needed" error.

There may be some issues printing PDFs from Microsoft Edge. If so, please try the following:
Open Default App Settings. Under Web Browser, if Microsoft Edge is listed you should change that to another browser. Once you select the preferred browser, you should be prompted with a check box that will ask you if you want to always use this browser to print PDFs. You should check that box and then try to print the PDF again.