Update openid.md (#13568)

Linking the help article may prevent confusion regarding the creation of the necessary rule using auth0.
2022-08-23 15:34:10 +02:00 · 2022-08-23 15:34:10 +02:00 · bdfff9c36e
parent ca3d19b05f
commit bdfff9c36e
1 changed files with 3 additions and 1 deletions
--- a/docs/openid.md
+++ b/docs/openid.md
@ -174,7 +174,9 @@ oidc_providers:

 1. Create a regular web application for Synapse
 2. Set the Allowed Callback URLs to `[synapse public baseurl]/_synapse/client/oidc/callback`
-3. Add a rule to add the `preferred_username` claim.
+3. Add a rule with any name to add the `preferred_username` claim. 
+(See https://auth0.com/docs/customize/rules/create-rules for more information on how to create rules.)
+   
   <details>
    <summary>Code sample</summary>