z3kit Noken can easily remove Nook drm and convert Nook books to mobi, epub, azw3, pdf. And then, you can read them on any device you like. Also, you can backup all your books and share with your family and friends. To efficient use it, follow steps below:

1. Install Nook App from windows app store(Only way for desktop)
2. Login into your Nook, and download your books
3. Open z3kit Noken, your books will be shown in the left panel

4. You can drag & drop any books you want to the main panel

5. And then, at top right corner, choose the output format you want, then click the button
6. That's all