1. You must ensure that your azw4 files are downloaded from amazon kindle store.
2. Convert azw4 file to pdf, of course you can try a free software Calibre. 3. Another tool recommend to you Epubor Ultimate Converter. http://www.epubor.com/how-to-convert-azw4-to-pdf.html With it you can: remove drm from kindle azw4 files convert azw4 to pdf convert azw4 to epub convert azw4 to mobi, etc. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1204814 Title: Problems with converting a book of 150 mb from azw4 to pdf To manage notifications about this bug go to: https://bugs.launchpad.net/calibre/+bug/1204814/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
