diff --git a/docs/operator-manual/user-management/keycloak.md b/docs/operator-manual/user-management/keycloak.md
index 6f0c99de0dec2..10551321d976a 100644
--- a/docs/operator-manual/user-management/keycloak.md
+++ b/docs/operator-manual/user-management/keycloak.md
@@ -125,3 +125,9 @@ In this example we give the role _role:admin_ to all users in the group _ArgoCDA
 You can now login using our new Keycloak OIDC authentication:
 
 ![Keycloak ArgoCD login](../../assets/keycloak-login.png "Keycloak ArgoCD login")
+
+## Troubleshoot
+If ArgoCD auth returns 401 or when the login attempt leads to the loop, then restart the argocd-server pod.
+```
+kubectl rollout restart deployment argocd-server -n argocd
+```