Sometimes, an .XX2 file is simply a standard file with the wrong name. Try renaming the file extension to something standard and then converting.
Go to and select Microsoft Print to PDF (Windows) or Save as PDF (Mac/Chrome) as your printer. convert xx2 to pdf
Reduce image quality in Xara's export settings. Change bitmap compression from "Lossless" to "JPEG (85%)". Also, check for overly complex vector gradients. Sometimes, an