# How much does changing the subdomain/domain break things?

**URL:** https://meta.discourse.org/t/how-much-does-changing-the-subdomain-domain-break-things/391269
**Category:** Support
**Tags:** domains
**Created:** [December 14, 2025, 10:50am UTC](https://meta.discourse.org/t/how-much-does-changing-the-subdomain-domain-break-things/391269 "2025-12-14T10:50:47Z")
**Posts on this page:** 1
**Showing post:** 4

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### Author: ![Moin](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/moin/32/554653_2.png) [@Moin](https://meta.discourse.org/u/Moin)
#### Post date: [December 14, 2025, 10:59am UTC](https://meta.discourse.org/t/how-much-does-changing-the-subdomain-domain-break-things/391269/4 "2025-12-14T10:59:19Z")

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There is also a guide about this

> [@Change the domain name or rename your Discourse](https://meta.discourse.org/t/change-the-domain-name-or-rename-your-discourse/16098):
>
> bookmark This guide explains how-to change the domain name of your Discourse site, and includes information about setting up DNS changes, editing configuration files, updating site settings, and correcting social logins and post content to reflect your new domain name. warning This guide is for self-hosted Discourse instances that were installed using our [installation guide on GitHub](https://github.com/discourse/discourse/blob/main/docs/INSTALL-cloud.md). If you are [hosted by Discourse](https://www.discourse.org/pricing), please see [Configure your domain name for hosted Discourse](https://meta.discourse.org/t/configure-your-domain-name-for-hosted-discourse/21827) for specific …

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