# New Interface

**URL:** <https://forum.mautic.org/t/new-interface/4146>\
**Category:** General Discussion\
**Created:** [June 29, 2016, 1:31pm UTC](https://forum.mautic.org/t/new-interface/4146 "2016-06-29T13:31:43Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Juanma\_Perez](https://avatars.discourse-cdn.com/v4/letter/j/838e76/32.png) [@Juanma\_Perez](https://forum.mautic.org/u/Juanma_Perez)\
**Post date:** [June 29, 2016, 1:31pm UTC](https://forum.mautic.org/t/new-interface/4146/1 "2016-06-29T13:31:43Z")

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I have been working with the new interface for [mautic.net](http://mautic.net) and I have had some problems. If I am working without a default theme and I paste a source code, how can I modify this content through the builder?

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<div class="post-metadata">

**Author:** ![Juanma\_Perez](https://avatars.discourse-cdn.com/v4/letter/j/838e76/32.png) [@Juanma\_Perez](https://forum.mautic.org/u/Juanma_Perez)\
**Post date:** [June 29, 2016, 1:31pm UTC](https://forum.mautic.org/t/new-interface/4146/2 "2016-06-29T13:31:43Z")

</div>

I have been working with the new interface for [mautic.net](http://mautic.net) and I have had some problems. If I am working without a default theme and I paste a source code, how can I modify this content through the builder?