Hello,
Thanks for using our theme.
I suppose there is a cache of some sort, likely browser cache. I’ve even added “test 2” post and can see – https://prnt.sc/uffpj5 Clear all cache and check.
Also, you can disable Gutenberg and enable WPBakery Page Builder for posts – https://prnt.sc/uffoyh https://prnt.sc/uffou4
Regards