Fix issue of TOC plug disappear

Support

AI-generated summary

bck055 reports that the Automatic TOC feature disappeared from all topics following a Discourse upgrade, specifically when using the “Horizon” theme. NateDhaliwal clarifies that DiscoTOC is a Theme Component rather than a standard plugin and asks if it is installed via /admin/config/customize/components. They request a screenshot of the issue and provide a direct link to install the DiscoTOC theme component if it is missing.

1

Hello,

After upgrade the dicource, the plugin of Automatic TOC was disappear all topics.

Could you advise to fix it of theme “Horizon”?

2

DiscoTOC is not a plugin, but a Theme Component. Is it currently installed at /admin/config/customize/components?

If it is, could you send a screenshot of what you’re seeing?

If not, install the plugin by clicking this:

Install the DiscoTOC theme component