twofa/basic.md

 # Two Factor Authentication
 
-Two factor authentication is configured with a [script](/configuration/rules#scripts). The configuration is resolved through the ´resolveConfig´ method. An example configuration:
+Two factor authentication is configured with a [script](/configuration/rules#scripts). The configuration is resolved through the ´resolveConfig´ method. The script must be configured in the global configuration (/admin/config/index.xhtml) as "linotp_resolve_config" and the name of the script. To show the MFA link in the navigation bar, configure the option "show_twofa" to "true".
+
+An example configuration:
 
 ```javascript
 var resolveConfig = function (scriptingEnv, configMap, identity, logger) {
@@ -26,6 +28,4 @@ var resolveConfig = function (scriptingEnv, configMap, identity, logger) {
         configMap.put("adminRole", "StandardTokenRealmRole");
         configMap.put("userId", identity.getTwoFaUserName());
 };
-
 ```
\ No newline at end of file
-