Select “Registration” at the left side and click on “Deregister”.ģIn the popped up window, tick “ I understand….be removed from this device” and then click on “Deregister”.ĤUninstall Kindle for PC 1.25 and download Kindle for PC version 1.17.ĥInstall Kindle for PC 1.17 and then uncheck the Kindle automatically update option by clicking on 'Tools'->'Options'->'General'-> uncheck “Automatically install updates when they are available without asking me.'ĢRun Epubor Ultimate. Go to the top menu bar, select “Tools”-> “Options”.ĢThe option window will pop up. Manually downgrade kindle for PC to version 1.17.ġRun Kindle for PC. In this part, I will walk you through how to downgrade Kindle for PC/Mac to older version manually.

Since the new kindle kfx DRM has been employed to kindle books from Kindle desktop version 1.25, we only need to downgrade Kindle App to version 1.17. Notice: If you are on Mac Catalina 10.15 or Big Sur, downgrading kindle to old version will not work any more, but you still can remove Kindle DRM on Mac.