For those who insist on using the legacy software, here are solutions to frequent errors:

Do not run version 2.7 on a machine with sensitive data unless isolated in a virtual machine (e.g., VirtualBox).

Google Books Downloader is a specialized software utility designed to interact with the Google Books platform. While Google allows users to "read" books online via their browser or mobile app, the files are often locked behind Digital Rights Management (DRM) or presented as segmented image files that cannot be easily exported.