Reinstall/Reset Windows: As time passes, the buildup of documents, misconfigured configurations, along with other variables slows down your computer. If you find that you are encountering hpfpaw73.dll error messages often, and programs do not run the way you expect, you may choose to turn back the clock by resetting Windows. A System Restore could also eradicate the problem if you suspect that an update caused hpfpaw73.dll error to spring up.