When you see the message: “Legacy setup was not completed properly. To fix this problem you should download and install the latest version available from our web site."
If you can close the message and use Legacy successfully, there is no need re-download or re-install. Usually the message will not repeat after you reboot your computer.
If you cannot use the program after closing the message; then download the most recent build, Legacy Family Tree from https://legacyfamilytree.com/download/.
If you have an earlier version of Legacy Click Here and download the final release (build).