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To quell your confusion, we must tell you that DRM removal is perfectly legal only if done for personal usage. From my computer From my device From Box From Dropbox From Google Drive From OneDrive. If you directly copy and paste those AZW3 file to your computer and want to share them with others or convert to EPUB/PDF, you are not able to do this because these AZW3 files are protected by Kindle DRM. Just drag-and-drop your ebooks from your e-reader (or local drive) into Calibre’s main window the software will automatically delete the DRM. The DRM removal is the simplest part of the whole process. Therefore, if you have already imported DRM books you’ll need to remove them from the app and re-import them.
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