Updated text

app/src/main/res/values/strings.xml

@@ -517,9 +517,8 @@
     <string name="title_advanced_prefer_ip4">Prefer IPv4 over IPv6</string>
     <string name="title_advanced_bind_socket" translatable="false">Bind sockets to the active network</string>
     <string name="title_advanced_standalone_vpn" translatable="false">Standalone VPN</string>
-    <string name="title_advanced_dns">Additional DNS server addresses (comma separated)</string>
+    <string name="title_advanced_dns">Preferred DNS server addresses (comma separated)</string>
     <string name="title_advanced_dns_custom">Use custom DNS resolver</string>
-    <string name="title_advanced_dns_secure">Enforce DNSSEC</string>
     <string name="title_advanced_tcp_keep_alive" translatable="false">TCP keep alive</string>
     <string name="title_advanced_ssl_update">Use updated SSL provider</string>
     <string name="title_advanced_ssl_harden">Harden SSL connections</string>