In Safari, navigate to the EPUB you wish to sideload.

How-To Side load EPUB files from a website

Scroll down to locate the Copy to Bookshelf button.

In the app swimlane, swipe right to locate the More menu.

Tap and hold on to the EPUB to bring up the options menu.

In your Cloud Storage app, download the file to your iOS device.

Make sure to sync the EPUB you are looking to sideload to your favorite Cloud Storage Service.How-To Side load EPUB files onto Bookshelf using a Cloud Storage Service (e.g., iCloud Drive, Google Drive, OneDrive, Dropbox, etc.) If you need to locate your EPUB quickly, you can search for the title of the EPUB in the, Find by Title or Author search bar.Bookshelf will open, and your EPUB will now be in your library.Swipe to the left and tap on the 'Copy to Bookshelf' option.Tap and hold on to the EPUB in the email to bring up the sharing menu.In your Mail app, open the message containing your EPUB.Email the EPUB file you wish to open on your iPad, iPhone, or iPod Touch to yourself or any Bookshelf user.You must also sign in to your Bookshelf account before you can sideload any EPUBs. Make sure you are using Bookshelf 10 or later.The GMAIL app does not support sharing attachments to other apps therefore, you must use the web app to sideload your EPUB if you use GMAIL.

To sideload an EPUB, you must use a supported delivery method, email, a cloud storage solution, or a website, and the EPUB you are sideloading must be DRM-free. You can Sideload DRM-free EPUBs with Bookshelf 10 for iPad, iPhone, and iPod touch.

How to read epub on iphone