diff --git a/locales/fr/C/LC_MESSAGES/messages.po b/locales/fr/C/LC_MESSAGES/messages.po
index 5095106..dd772ef 100644
--- a/locales/fr/C/LC_MESSAGES/messages.po
+++ b/locales/fr/C/LC_MESSAGES/messages.po
@@ -1,7 +1,7 @@
 msgid ""
 msgstr ""
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2023-09-10 22:30+0200\n"
+"POT-Creation-Date: 2023-10-28 18:41+0200\n"
 "Language: fr\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 
@@ -354,7 +354,7 @@ msgstr "<strong>Erreur de l'utilisataire</strong>&nbsp;: "
 msgid "<strong>Server error</strong>: "
 msgstr "<strong>Erreur du serveur</strong>&nbsp;: "
 
-#: fn/common.php:156
+#: fn/common.php:157
 msgid "Wrong proof."
 msgstr "Preuve incorrecte."
 
@@ -525,7 +525,7 @@ msgstr "Le contenu envoyé n'est pas correct (selon <code>kzonecheck</code>)."
 msgid "Multiple source domains can't be applied to the same target domain."
 msgstr "Plusieurs domaines sources ne peuvent pas être appliqués sur un même domaine cible."
 
-#: pg-act/ns/sync.php:41
+#: pg-act/ns/sync.php:57
 msgid "Synchronized records updated."
 msgstr "Enregistrements synchronisés mis à jour."
 
@@ -733,24 +733,32 @@ msgstr "Les enregistrements AAAA, A et CAA pour le domaine doivent résoudre ver
 msgid "Required values (for manual copy)"
 msgstr "Valeurs requises (pour une copie manuelle)"
 
-#: pg-view/ht/add-dns.php:29
+#: pg-view/ht/add-dns.php:21
+msgid "useful for testing accounts only"
+msgstr "utile pour les comptes de test uniquement"
+
+#: pg-view/ht/add-dns.php:27
+msgid "useful for approved accounts only"
+msgstr "utile pour les comptes approuvés uniquement"
+
+#: pg-view/ht/add-dns.php:37
 #, php-format
 msgid "Also, to prove that you own this domain, its subdomain %1$s must have a TXT record equal to %2$s when the form is being processed."
 msgstr "Aussi, pour prouver que vous possédez bien ce domaine, son sous-domaine %1$s doit posséder un enregistrement TXT égal à %2$s lors du traitement de ce formulaire."
 
-#: pg-view/ht/add-dns.php:33 pg-view/ns/form.ns.php:9 pg-view/ns/print.php:33
+#: pg-view/ht/add-dns.php:41 pg-view/ns/form.ns.php:9 pg-view/ns/print.php:33
 #: pg-view/ns/zone-add.php:7 pg-view/reg/glue.php:5 pg-view/reg/print.php:10
 #: pg-view/reg/register.php:12 pg-view/reg/select-domain.inc.php:2
 #: pg-view/reg/unregister.php:7
 msgid "Domain"
 msgstr "Domaine"
 
-#: pg-view/ht/add-dns.php:35 pg-view/ht/add-onion.php:3
+#: pg-view/ht/add-dns.php:43 pg-view/ht/add-onion.php:3
 #: pg-view/ht/add-subdomain.php:9 pg-view/ht/add-subpath.php:9
 msgid "Target directory"
 msgstr "Dossier ciblé"
 
-#: pg-view/ht/add-dns.php:44 pg-view/ht/add-onion.php:12
+#: pg-view/ht/add-dns.php:52 pg-view/ht/add-onion.php:12
 #: pg-view/ht/add-subdomain.php:18 pg-view/ht/add-subpath.php:18
 msgid "Setup access"
 msgstr "Créer l'accès"
@@ -890,23 +898,27 @@ msgstr "Vrai certificat Let's Encrypt"
 msgid "In addition to your password, you can also access your SFTP space using Ed25519 SSH keys. A key can be granted modification rights to the full space (<code>/</code>) or to any arbitrary subdirectory. A key is always  allowed to list any directory content."
 msgstr "En plus de la clé de passe, c'est également possible d'accéder à l'espace SFTP en utilisant des clés SSH Ed25519. Une clé peut être autorisée à modifier dans tout l'espace (<code>/</code>) ou dans un quelconque sous-dossier spécifique. Une clé est toujours autorisée à lister le contenu de n'importe quel dossier."
 
-#: pg-view/ht/keys.php:18
+#: pg-view/ht/keys.php:7
+msgid "Changes only affect new SFTP sessions."
+msgstr "Les changements sont appliqués seulement aux nouvelles sessions SFTP."
+
+#: pg-view/ht/keys.php:22
 msgid "Add new SSH key access"
 msgstr "Ajouter un nouvel accès par clé SSH"
 
-#: pg-view/ht/keys.php:18
+#: pg-view/ht/keys.php:22
 msgid "SSH key access"
 msgstr "Accès par clé SSH"
 
-#: pg-view/ht/keys.php:20
+#: pg-view/ht/keys.php:24
 msgid "Public key"
 msgstr "Clé publique"
 
-#: pg-view/ht/keys.php:24
+#: pg-view/ht/keys.php:28
 msgid "Allowed directory"
 msgstr "Dossier autorisé"
 
-#: pg-view/ht/keys.php:31 pg-view/ns/sync.php:38
+#: pg-view/ht/keys.php:35 pg-view/ns/sync.php:38
 msgid "Update"
 msgstr "Mettre à jour"
 
diff --git a/locales/messages.pot b/locales/messages.pot
index 84d5270..adc57ee 100644
--- a/locales/messages.pot
+++ b/locales/messages.pot
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2023-09-10 22:30+0200\n"
+"POT-Creation-Date: 2023-10-28 18:41+0200\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -366,7 +366,7 @@ msgstr ""
 msgid "<strong>Server error</strong>: "
 msgstr ""
 
-#: fn/common.php:156
+#: fn/common.php:157
 msgid "Wrong proof."
 msgstr ""
 
@@ -537,7 +537,7 @@ msgstr ""
 msgid "Multiple source domains can't be applied to the same target domain."
 msgstr ""
 
-#: pg-act/ns/sync.php:41
+#: pg-act/ns/sync.php:57
 msgid "Synchronized records updated."
 msgstr ""
 
@@ -745,24 +745,32 @@ msgstr ""
 msgid "Required values (for manual copy)"
 msgstr ""
 
-#: pg-view/ht/add-dns.php:29
+#: pg-view/ht/add-dns.php:21
+msgid "useful for testing accounts only"
+msgstr ""
+
+#: pg-view/ht/add-dns.php:27
+msgid "useful for approved accounts only"
+msgstr ""
+
+#: pg-view/ht/add-dns.php:37
 #, php-format
 msgid "Also, to prove that you own this domain, its subdomain %1$s must have a TXT record equal to %2$s when the form is being processed."
 msgstr ""
 
-#: pg-view/ht/add-dns.php:33 pg-view/ns/form.ns.php:9 pg-view/ns/print.php:33
+#: pg-view/ht/add-dns.php:41 pg-view/ns/form.ns.php:9 pg-view/ns/print.php:33
 #: pg-view/ns/zone-add.php:7 pg-view/reg/glue.php:5 pg-view/reg/print.php:10
 #: pg-view/reg/register.php:12 pg-view/reg/select-domain.inc.php:2
 #: pg-view/reg/unregister.php:7
 msgid "Domain"
 msgstr ""
 
-#: pg-view/ht/add-dns.php:35 pg-view/ht/add-onion.php:3
+#: pg-view/ht/add-dns.php:43 pg-view/ht/add-onion.php:3
 #: pg-view/ht/add-subdomain.php:9 pg-view/ht/add-subpath.php:9
 msgid "Target directory"
 msgstr ""
 
-#: pg-view/ht/add-dns.php:44 pg-view/ht/add-onion.php:12
+#: pg-view/ht/add-dns.php:52 pg-view/ht/add-onion.php:12
 #: pg-view/ht/add-subdomain.php:18 pg-view/ht/add-subpath.php:18
 msgid "Setup access"
 msgstr ""
@@ -902,23 +910,27 @@ msgstr ""
 msgid "In addition to your password, you can also access your SFTP space using Ed25519 SSH keys. A key can be granted modification rights to the full space (<code>/</code>) or to any arbitrary subdirectory. A key is always  allowed to list any directory content."
 msgstr ""
 
-#: pg-view/ht/keys.php:18
+#: pg-view/ht/keys.php:7
+msgid "Changes only affect new SFTP sessions."
+msgstr ""
+
+#: pg-view/ht/keys.php:22
 msgid "Add new SSH key access"
 msgstr ""
 
-#: pg-view/ht/keys.php:18
+#: pg-view/ht/keys.php:22
 msgid "SSH key access"
 msgstr ""
 
-#: pg-view/ht/keys.php:20
+#: pg-view/ht/keys.php:24
 msgid "Public key"
 msgstr ""
 
-#: pg-view/ht/keys.php:24
+#: pg-view/ht/keys.php:28
 msgid "Allowed directory"
 msgstr ""
 
-#: pg-view/ht/keys.php:31 pg-view/ns/sync.php:38
+#: pg-view/ht/keys.php:35 pg-view/ns/sync.php:38
 msgid "Update"
 msgstr ""
 
diff --git a/pg-view/ht/keys.php b/pg-view/ht/keys.php
index 4529576..ffb8c8d 100755
--- a/pg-view/ht/keys.php
+++ b/pg-view/ht/keys.php
@@ -3,6 +3,10 @@
 	<?= _('In addition to your password, you can also access your SFTP space using Ed25519 SSH keys. A key can be granted modification rights to the full space (<code>/</code>) or to any arbitrary subdirectory. A key is always  allowed to list any directory content.') ?>
 </p>
 
+<p>
+	<?= _('Changes only affect new SFTP sessions.') ?>
+</p>
+
 <form method="post">
 	<datalist id="dirs">
 		<option value="/"></option>