I hope you are well today and thank you for your question.
Currently, the Unyson plugin doesn’t provide this option so
To achieve this, you have to develop custom code in the child theme of Jevelin theme.
Developing custom code for custom functionality is beyond the scope of support that we provide here. Please see https://themeforest.net/item/jevelin-multipurpose-premium-responsive-wordpress-theme/14728833/support
If you are not a developer then you can consider hiring a developer to develop it for you. You can hire a developer from any freelance site. Shufflehound recommends the developer https://www.upwork.com/freelancers/~011652ffec8865c6d5
Solution for this topic
You can disable portfolio lightbox as described in the below topic.
You have to develop custom code to use any other lightbox there.