dropdown menu and chekbox doesn’t work

Hello,

WordPress 5.4.1, Version 5.1.9

When i send a mail with contact form 7, the field are empty.
i desactivated all the plugin but it doesn’t work

code :
Select Fruit (required)
[checkbox* your-fruit exclusive “Apple” “Banana” “Grape”]

Select Browser (required)
[select* your-browser include_blank “Firefox” “Safari” “Opera” “Lynx”]
Thanks

The page I need help with: [log in to see the link]