Hello,
Thank you for reaching out to us.
We would recommend you update the theme and plugins – https://www.8theme.com/documentation/xstore/theme-installation/theme-update/ https://www.8theme.com/documentation/xstore/plugins/plugins-update/
To modify the mobile menu text style and display the items in Capitalized Case, please go to header builder via Elementor > edit template > settings of mobile menu – https://prnt.sc/nDYsquEh7eLS
Best Regards,
8Theme’s Team