Hello,
Please read our changelog: https://moozo.kutethemes.net/wp-content/themes/moozo-elementor/changelog.txt

"For old users (who have used version 1.2.3 or earlier): Need to rebuild pages using Elementor, see instructions here: https://uminex.kutethemes.net/documentation/docs/update-theme-for-elementor-3 -19-0-or-later/update-theme-for-elementor-3-19-0-or-later/"

Please follow the instructions, if you still have problems, please send me your website information (wp-admin, cpanel), I will update it for you.
Regards!