From 669c175dea9c0e222d39fb434bbf44619287dbe0 Mon Sep 17 00:00:00 2001
From: c0ffeeca7 <38767475+c0ffeeca7@users.noreply.github.com>
Date: Thu, 25 Jul 2024 11:07:57 +0200
Subject: [PATCH] Onboarding: add username requirements (#33958)

---
 source/getting-started/onboarding.markdown | 1 +
 1 file changed, 1 insertion(+)

diff --git a/source/getting-started/onboarding.markdown b/source/getting-started/onboarding.markdown
index e9df380e60b..2b4ca0ea2b6 100644
--- a/source/getting-started/onboarding.markdown
+++ b/source/getting-started/onboarding.markdown
@@ -27,6 +27,7 @@ We will now create the owner's account of Home Assistant. This account is an adm
     - Ignore the rest of this procedure. The following steps describe how to create a new installation, not how to restore from backup.
 2. If this is your initial installation, select **Create my smart home**.
 3. Enter a name, username, and password.
+   - Make sure the username is lowercase and doesn't contain white space.
    - Store the name, username, and password in a password manager. There is no way to recover the owner credentials.
    - Select **Create account**.