diff --git a/src/settings.cpp b/src/settings.cpp
index f1a06a1..e0ec5e1 100644
--- a/src/settings.cpp
+++ b/src/settings.cpp
@@ -7,6 +7,10 @@ Settings::Settings(QObject *parent)
     : QObject(parent)
     , m_settings(QStringLiteral("harbour"), QStringLiteral("calibreweb"))
 {
+    // diagnostica: path reale del file di configurazione e valori letti all'avvio
+    qDebug() << "Settings file:" << m_settings.fileName();
+    qDebug() << "Settings read: serverUrl=[" << serverUrl() << "] user=[" << username()
+             << "] ssl=" << ignoreSslErrors() << "margin=" << readerMargin();
 }
 
 QString Settings::serverUrl() const