[Continued]
I went to
http://www.kobobooks.com/desktop/ and dowloaded the installer, and then installed it. As you can see from PICT4168.JPG, the update for the reader is downloaded during this process. Installing the reader update simply requires unplugging the reader from the computer (so you probably need quite a lot of charge in the battery to complete the process reliably) (PICT4169-70.JPG).
[Split]