No menu appears when selecting an existing shape and trying to change it via the select shape menu.
Unrelated, can we please allow copying the version number from the Axure about menu, it’s the only reason it exists and it immediately closes on any click OR window change, which is incredibly annoying.
We’ve just tested on our end and confirmed that the Select Shape menu broke in build 3891 (for both Windows and Mac). We’ve got a bug filed for this for fixing.
In the meantime, you can roll back to a previous build to get around it. Below are the links for beta build 3890 assuming that’s what you were on before the update:
Our product team also has received your feature request for the “About Axure RP” windows and will review it. Thank you for sharing your feedback!