Hi Aki Christina,
We had update our version to 1.5.0 fixing above issue. So we request you to update your theme to latest version.
Note: Please take a backup of your site before proceeding so you will be in position to take action when disaster strikes.
. Normally we use duplicator plugin to make a backup.https://wordpress.org/plugins/duplicator/.
Here is the video tutorials how to use duplicator and save it to your local computer https://www.youtube.com/watch?v=VdvOGV2eIjE
Thanks