To do so, you must enter chrome://flags/ into the address bar on Chrome. The solution I found that worked meant adjusted some of Chrome’s settings. Though no one else had reported the issue with Readium, I did find information that allowed me to fix the issue and install the extension. 52 m on PC desktop, which is the current version (as of this post). It was very frustrating and I had no idea how to fix it, so I hit Google for an answer. When I tried to download the Readium extension on Chrome and install it on my desktop, I kept receiving an error message that said, “Package is invalid: ‘CRX_HEADER_INVALID’.” I am running I’m running Chrome. My one complaint was that I could not get the Readium Chrome extension to download properly on my desktop PC.ĭifficulty Downloading Readium Extension for Chrome I used Readium in a demos I did at PePcon 2012 in May and enjoyed using it on my laptop PC to preview sample EPUB 3.0 files. Each new version they release is better than the last, and Readium is close to supporting the entire EPUB 3.0 specification. iPad: Once the ePub file downloads, you will see an option to select 'Open in iBooks.I am a big fan of what the International Digital Publishing Forum (IDPF) is creating with their Readium EPUB reader.Mac: Drag the ePub file directly into the iBooks library, or go to File > Add to Library and select ePub file from your downloaded ePub file location.IBooks can be used for iOS 8 and Mac OX Yosemite and higher. It will remain saved to your local drive and will be accessible when you open Readium again.

The ePub file will load into the library for use.To add your downloaded ePub file to Readium, click the plus sign in the top right corner of the Readium app, and select your downloaded ePub file from your device.Click the Readium icon to open the app.Click on 'Apps' button within your browser, or navigate to chrome://apps/ in your address bar to open your Apps page.Click 'Add App' in the pop-up box to add to your Chrome browser.Click the green button “Install Readium.Go to: within the Google Chrome web browser.How to install Readium and open ePub files: 2014 Chrome Extension Available here (or Google for readium chrome). Recommended: Readium Extension for the Google Chrome web browser The EPUB Platform and the Readium Open Source Initiative James English NISO/BISG. Using the Big Ideas ePub files with other eReader applications could result in a degraded experience. Please see instructions and recommended eReader applications below.

EPub files require an eReader application in order to be accessed.

Readium for google chrome