Preparation

1. Download PDF or ePub
2. Google Play Books
3. Adobe digital edition

brew install --casks adobe-digital-editions

1. Solutions – Ebook – Digital Editions – FAQ
2. Caliber latest version

wget https://github.com/apprenticeharper/DeDRM_tools/releases/download/v7.2.1/DeDRM_tools_7.2.1.zip
         mv DeDRM_tools_7.2.1.zip ~/Documents/
         open DeDRM_tools_7.2.1.zip

1. Download

brew install --casks calibre

2. Download DeDRM Plugin (10.x) (fork)
   1. GitHub – noDRM/DeDRM_tools: DeDRM tools for ebooks
   2. Download

wget https://github.com/noDRM/DeDRM_tools/releases/download/v10.0.3/DeDRM_tools_10.0.3.zip
         mv DeDRM_tools_10.0.3.zip ~/Documents/
         cd ~/Documents/
         open DeDRM_tools_10.0.3.zip

 3. When you unzip DeDRM, there is DeDRM_plugin.zip inside.

Adobe Digital Editions

1. Drag the downloaded PDF or ePub to add it to Adobe Digital Editions

   1. When the login window appears, log in to your Adobe account.

2. Right-click on the imported document → Show file in finder

   1. .acsm → .epub or .pdf Check the converted file location

Calibre

1. cmd + , → Advanced → Plugin → Load plugin from file

2. After selecting DeDRM_plugin.zip, restart Confirm occurs after installation is complete, and restart.

3. Add Obok_plugin.zip as it can release other types of DRM

4. Confirm normal installation, then add the book to Caliber and DRM will be released

5. After importing .epub or .pdf, right-click → Save to disk