# White backgrounds appearing unexpectedly with Horizon theme

**URL:** <https://meta.discourse.org/t/white-backgrounds-appearing-unexpectedly-with-horizon-theme/417191>\
**Category:** Product Support\
**Created:** [November 12, 2026, 10:22am UTC](https://meta.discourse.org/t/white-backgrounds-appearing-unexpectedly-with-horizon-theme/417191 "2026-11-12T10:22:59Z")\
**Posts on this page:** 1\
**Showing post:** 2

<div class="post-metadata">

**Author:** ![chapoi](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/chapoi/32/537252_2.png) [@chapoi](https://meta.discourse.org/u/chapoi)\
**Post date:** [November 12, 2026, 12:12pm UTC](https://meta.discourse.org/t/white-backgrounds-appearing-unexpectedly-with-horizon-theme/417191/2 "2026-11-12T12:12:40Z")

</div>

> [@donaldsoncd](#):
>
> I’m not a developer, so I’m unsure whether this is a bug in Horizon, a recent Discourse change, or something specific to my configuration.

It’s helpful to try in [safe mode](https://meta.discourse.org/t/53504?silent=true), to see if it persists, and also try on Foundation please. It helps to narrow things down.

Also have a look if you have any upcoming changes only enabled for staff maybe, could be a culprit too.

---

_[View the full topic](https://meta.discourse.org/t/white-backgrounds-appearing-unexpectedly-with-horizon-theme/417191)._