automatic update

This morning I got a notification about a new version with “Yes”/“No”/“don’t care” options.
I selected Yes but nothing happens, from user point of view.
Is there something specific to do or the update is made hidden?

7.2.33939.0
Windows7 Pro SP1 64 bits

related to https://forum.emclient.com/emclient/topics/new-update-does-not-work . Same situation.
download of version 7.2.34137.0 from Release history page and manual setup in progress