The program executable can be downloaded from the following link :

In order to complete the installation, you must have sufficient permissions on the work computer. Contact your Institution's IT Department if you need help.

If the program gives a connection error and does not start. What could be the reason?

Check that your internet connection is correct. If you can access the Internet without a problem, the program's executable is most likely corrupted. You will need to uninstall the program from your computer and then install it again.

If the program says I need to install a new version and closes. what should i do

This process is normal, when there is a new version the program gives this message when starting and asks you to restart it. This causes the new version to be downloaded and installed when you sign in again. If the operating system asks for confirmation messages for the installation, you must accept them before the process can be completed. In the event that the installation does not complete satisfactorily (for example, because you do not have sufficient permissions on the computer to install programs) addressed to your IT Department.