Kofax® Power PDF Standard has been set as a default application to open PDF files in Windows. How can I put it back to its former state? December 08, 2022 04:36 Updated Launch Kofax® Power PDF Standard and select Options in File menu. Click Startup under General, and select "Return to previous default PDF application". Related articles My USB-connected scanner will not start a scan (ScanSnap Home). How do I activate the Nuance Power PDF Standard license? How many computers can I install Kofax® Power PDF Standard or Kofax® PDF Converter for Mac per license? ScanSnap iX1600 Initial Settings and ScanSnap Home Installation Where can I find the download page for Power PDF Standard/Power PDF Standard for Mac/PDF Converter for Mac?