If you want to remove DRM from Play Books, follow these steps: 1. Download the DRM Removal plugin for Calibre (Zip file). 2. Next, extract the ZIP file on your computer. 3. Once you have the files, launch Calibre and go to the Preferences. 4. No, click on Plugins. 5. To install the plugin, click on “Load plugin from file” and select the DeDRM zip file from the extracted contents. 6. Now, click on “Yes” and proceed to install it. You can finally see it in your plugins list. 7. Finally, add the ePub file to the Calibre library that you generated using Adobe Digital Editions. The plugin installed will automatically remove the DRM protection