Bonjour / Bonsoir.
Votre site web est en français mais cette langue n'est pas disponible pour la version V4.100?
Hello, this is a temporary issue, please reach us at copytrans@copytrans.net, attaching your log files and a brief description of the problem and we will look into it! Here is the article on how to generate log files:
https://www.copytrans.net/support/preparing-log-files-to-contact-support/
I'm using Win10Pro 21H1 build 19043.1865 and this may be fixed as I've had no difficulties yet (8-16-2022)