[Fundamental] Update remove-domain.mdx (#20710)

* Update remove-domain.mdx

* Update remove-domain.mdx

* Update remove-domain.mdx

Author: ngayerie

src/content/docs/fundamentals/setup/manage-domains/remove-domain.mdx

@@ -17,6 +17,13 @@ If you have an Enterprise plan, you need to [change the zone plan](/fundamentals
 
 If you need to re-add the domain in a different account, make sure the current settings have been saved. For example, you may [Import and export DNS records](/dns/manage-dns-records/how-to/import-and-export/).
 
+:::note
+If you have just added a domain and haven't configured its plan yet, the domain is in the `Initializing (Setup)` status and cannot be deleted.
+At this step you'll need to select a plan for this domain: the status will then change to `Pending` and you can then delete the domain.
+Please also note that domains in the `Initializing (Setup)` or `Pending` statuses will [automatically be deleted after 28 days](/dns/zone-setups/reference/domain-status/#initializing-setup) if they do not activate.
+:::
+
+
 ### Actions outside of Cloudflare
 
 * When you remove a domain from Cloudflare, it also prevents your domain from using Cloudflare for DNS resolution. To avoid DNS errors, update your nameservers at your domain registrar to use nameservers not owned by Cloudflare.