Hello @Tincho,
Thank you for informing us that the issue persists even when using the default WordPress Theme. This indicates that the issue is not related to our theme, but is independent of it.
We suggest that you reach out to WordPress support for assistance in resolving the issue. Once the issue is resolved with the default WordPress Theme, it should also work properly with our theme.
You can find WordPress support here: https://wordpress.org/support/forums/
Best Regards,
8Theme’s Team