Long ago, when Blogger blog owners were given the option to associate their Blogger account with Google+, some would try out their new identities - then change their minds. Some blog owners would upgrade to a dynamic, exciting Google+ profile - then regret their decision. Not everybody appreciated the features offered by Google+, as applied to a Blogger blog. Blogger gave us the ability to revert to a Blogger profile - within 30 days. This did not help people who took over 30 days to observe problems.
What Blogger won't tell you