Obs on "[Plugin: cformsII - contact form] Date dont use localisation?"

Since last updates, cformsII only display English date format. French localisation date translations are not used.
Features removed?

https://wordpress.org/plugins/cforms2/

Where is the date format used? In your form or in any cformsII settings page? Is your WordPress installation set to use French?

Yes it's a french wordpress. Date used in email reply to form submit.
Thanks