Electronic books (also called eBooks) are sold by many online retailers and come in a variety of formats. For instance, Amazon uses its own proprietary eBook format while other companies use the ePub format. If you've purchased an eBook that uses the Adobe flavor of ePub digital rights management (DRM), you can legally create a backup version for safe keeping. To do this, you need to break ePub DRM with Best ePub DRM Removal. Download and install the recommended software, then follow our guide to break ePub DRM step by step.