diff --git a/Images/Uvnc client.webp b/Images/Uvnc client.webp
new file mode 100644
index 0000000..0a584b2
Binary files /dev/null and b/Images/Uvnc client.webp differ
diff --git a/README-en.md b/README-en.md
index 682f746..1ec6be4 100644
--- a/README-en.md
+++ b/README-en.md
@@ -74,6 +74,10 @@ To use `-Vnc`, extract `tools/uvnc.zip` into the parent folder of `DeployCenter`
 └── uvnc/
 ```
 
+The supplied configuration encrypts the VNC connection with the SecureVNC plugin (`UseDSMPlugin=1`). The UltraVNC client must also enable this plugin and use `SecureVNCPlugin64.dsm`. To connect without encryption, disable the plugin on the client or set `UseDSMPlugin=0` in `uvnc/ultravnc.ini` before starting DeployCenter.
+
+![UltraVNC client configured with the SecureVNC plugin enabled](Images/Uvnc%20client.webp)
+
 ## Interactive deployment
 
 ![DeployCenter main screen](Images/main.webp)
diff --git a/README.md b/README.md
index 3a0661a..ecf792b 100644
--- a/README.md
+++ b/README.md
@@ -74,6 +74,10 @@ Pour utiliser `-Vnc`, décompressez `tools/uvnc.zip` dans le dossier parent de `
 └── uvnc/
 ```
 
+La configuration fournie chiffre la connexion VNC avec le plugin SecureVNC (`UseDSMPlugin=1`). Le client UltraVNC doit donc lui aussi activer ce plugin et utiliser `SecureVNCPlugin64.dsm`. Pour se connecter sans chiffrement, désactivez le plugin côté client ou mettez `UseDSMPlugin=0` dans `uvnc/ultravnc.ini` avant le lancement de DeployCenter.
+
+![Configuration du client UltraVNC avec le plugin SecureVNC activé](Images/Uvnc%20client.webp)
+
 ## Déploiement interactif
 
 ![Écran principal de DeployCenter](Images/main.webp)