+ <string id="DNSOverHTTPS_Fallback">Fallback</string>
+ <string id="DNSOverHTTPS_Fallback_Explain">If this policy is disabled, Firefox will not fallback to your default DNS resolver if there is a problem with the secure DNS provider.
+
+If this policy is enabled or not configured, Firefox will use your default DNS resolver if there is a problem with the secure DNS provider.</string>