Note for e-transfer: Must indicate Software ID, email address (if using RBC) in the message and pay the Tax to avoid delays.
Click Print/PDF button at the top tool bar to print your tax return, then select "Microsoft Print to PDF" from the printer name list to print:

The following screen will pop up, choose a file name to save:

If there is no PDF printer installed, just download any PDF Converter from Internet and install it, such as PrimoPDF, etc. After the PDF driver is installed, set it as Default printer. Print your tax return again.