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 What is the ScanSnap Carrier Sheet? How do I activate the Nuance Power PDF Standard license? Where can I find the download page for Power PDF Standard/Power PDF Standard for Mac/PDF Converter for Mac? Which OS does Kofax® Power PDF Standard support?