You'll probably get the message as shown in the picture above when you are trying to open an iBook file you purchased from Apple iBooks store on non-Apple devices. That's because most of the iBooks sold on iBooks store are protected by Apple's FairPlay DRM that prevents you from reading the eBooks on other e-Readers, including the popular Amazon Kindle, Nook, Kobo, etc. In this case, if you need to make the iBooks readable on any e-book reading device, you'll have to use some specific iBook DRM removal tools to get rid of the DRM from iBooks completely and permanently. Now in this following article, we'll show you the complete guide to remove DRM protection from iBooks step by step.
Best iBooks DRM Remover - Tutorial to Remove DRM from iBooks
TunesKit iBook Copy for Mac is a smart and easy-to-use iBooks DRM removal software developed to help iBooks users easily bypass DRM lock from iBook ePub files at 30x faster speed. It's able to make the copy of DRM-ed iBooks to DRM-free ePub files with original meta information retained, such as the book cover, book author, publish date, etc.
This professional iBook DRM Copy for Mac is now fully compatible with the latest Mac OS X 10.11, 10.10, 10.9 and 10.8. Please also make sure you've already authorised your computer with iBooks account you used to purchase the iBooks and the books are able to play properly on iBooks before conversion. Otherwise there will be some problems in using the program.
Step 1. Add iBooks to TunesKit
Click "Add Files" button on TunesKit to load the iBook files to TunesKit. You can also get it done by dragging and dropping the books to the program.
Step 2. Start to remove DRM from iBooks
When the iBooks are added successfully to TunesKit, click "Convert" button to begin removing DRM lock from iBooks.
When the conversion completes, you'll find the DRM-free iBook ePub files on your computer so that you can freely transfer them to any e-book reading device without limit.