Safari Online Downloader is tools to download ebook on safaribooksonline.com with 1-click. it download ebook to pdf file, read them on iPad, Kindle, tablet or other device without limitation, user also can print pdf ebook. It is very easy to use, just 1-click to download computer science book on safaribooksonline.com

new version 1.23.10820 released.

How to Download Safari Online ebook?

How to download Safari Online ebook to PDF?

1). Download and install Safari Online Downloader, it run like a browser, user sign in safari online in webpage, find book to download and open it.

2). User open book in downloader, wait until “Download” button is ready, click download button to download ebook, it takes a while.

3). Downloader go through all book pages , it takes a while.

4). new PDF file created when finished, it saved in My document folder, “doc\ebook converter\safari online downloader\” .

Hands-On Machine Learning with Scikit-Learn and TensorFlow

Erase Authorization information and authorize computer in Adobe Digital Editions

Why unauthorize Computer in Adobe digital editions

To read downloaded DRM-protected eBooks on your computer, you’ll need to authorize Adobe Digital Editions (ADE), but only authorize up to six computers and/or devices, you can erase authorization from computer to authorize more device.

1 Run digital editions, press key Ctrl+Shift+D, “Erase Computer Authorization” window show up, like this image

click “Erase Authorization” button to unauthorize computer,

Authorize your computer

1 If you aren’t prompted to authorize ADE the first time you open it, you can go to Help > Authorize Computer to start the process manually.

Screenshot showing the Help menu with authorize computer selected
2 If you have an Adobe ID, enter it along with your password.

3 If you do not have an Adobe ID, click Create an Adobe ID to make one on Adobe’s website.
Once you’re done, return to the “Computer Authorization” dialog box and enter your Adobe ID and password.
4 Click Authorize. Your computer is now authorized with your Adobe ID.

Note: If you choose to authorize your computer without an ID, you will still be able to view eBooks on your computer. However, you will not be able to transfer or download those titles to other devices.


Readium LCP DRM Removal

Readium LCP is a cutting-edge DRM technology designed specifically for the publishing industry, aiming to provide robust content protection while offering a seamless reading experience for users. it doesn’t need Adobe digital editions, The solution is at the same time minimally intrusive for end-users, who don’t need to create a third party account and may even share their ebooks with their family or close friends, bookstore around the world using it,member of EDRLab, BiblioVault,The Palace Project,NetGalley,Bibliopresto,MLOL,Casalini Libri,Glassboxx,Gardners Books, Vivlio,ePagine.

1. Locating a Downloaded LCP Book

Before we remove DRM from Readium LCP epub, look for a hidden folder where LCP books are stored.
Navigate to the hidden folder:
C:\Users\user-name\AppData\Roaming\EDRLab.ThoriumReader\publications
In macOS, hidden folder is:
/Users/user-name/Library/Application support/EDRLab.ThoriumReader/publications
These folders typically have names consisting of 16 numbers, such as:

Within each of these hidden folders, you will find the downloaded LCP book files. These files may include:

  • The EPUB file containing the book content.
  • Additional files related to the book, such as metadata or cover images.

Notably, each book folder contains a file named license.lcpl. This file is integral to the licensing and DRM protection of the book. It contains information about the license associated with the book, which is crucial for DRM removal and subsequent handling of the book files.

By locating the downloaded LCP book and identifying its associated files, you can proceed with the necessary steps to remove DRM and access the content of the book as desired.

2 Install PDF epub DRM removal to remove LCP DRM

download and install PDF epub DRM removal

3 Run PDF ePub DRM Removal, click “Add File” or “Add folder” button to import LCP book into converter


if book is LCP type, it show “LCP” in status in list.

4 Select book, click “Convert” button

it will ask passphrase for book, same passphrase in bookstore,

if passphrase is right, LCP DRM will remove, user don’t need to input passphrase again with book has same passphrase.