Step 2download De-DRM Plugin package to your computer and unzip it.
Step 1download Calibre to your computer and launch it.
Leawo Video Converter – Allows converting several HD videos at once.
WinX Free DRM Removal and DVD Ripper – DVD DRM removal.
NoteBurner M4V Converter Plus – Fast DRM removal without quality loss.
Aimersoft DRM Media Converter – Advanced settings.
Find the DeDRM plugin you downloaded in the step 2, and click “Open”. In the plugins center, please click “Load plugin from file”. Run Calibre, and click “Preferences” in the top menu bar, then look at the bottom of the new window, you can see “Plugins” in the “Change calibre’s behaviour” area. How do I add DRM removal plugin to calibre? … The solution is to use a DRM removal tool. It can prevent you from reading an ebook on all of your devices, even if you’ve bought it legitimately. However, DRM is a nightmare for consumers.