diff --git a/README.md b/README.md
index 51deca0..28a08fc 100644
--- a/README.md
+++ b/README.md
@@ -43,6 +43,15 @@ Lightweight multi-account webmail
 
 ![](./doc/screenshots/screenshot.png)
 
+## Disclaimers / important information
+
+## Access to admin panel
+
+To access admin panel, use URL of the following kind: http://product_installation_URL/app/?admin
+
+For example: http://webmail.domain.com/app/?admin
+
+Default login is `admin`, the password is the one you chose during installation. 
 ## Documentation and resources
 
 * Official app website: https://www.rainloop.net/
diff --git a/README_fr.md b/README_fr.md
index 6d34521..eff50e7 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -39,6 +39,15 @@ Lightweight multi-account webmail
 
 ![](./doc/screenshots/screenshot.png)
 
+## Avertissements / informations importantes
+
+## Access to admin panel
+
+To access admin panel, use URL of the following kind: http://product_installation_URL/app/?admin
+
+For example: http://webmail.domain.com/app/?admin
+
+Default login is `admin`, the password is the one you chose during installation. 
 ## Documentations et ressources
 
 * Site officiel de l'app : https://www.rainloop.net/