I'm not exactly sure what to say, but this is the error I get returned from my email provider when trying the "SMTP Testing" using this plugin.
Got: 550-"[ACD14] List software not permitted
Is there any way to get around this? Can this behavior be disabled on the plugin side?
I'm not exactly sure what to say, but this is the error I get returned from my email provider when trying the "SMTP Testing" using this plugin.
Is there any way to get around this? Can this behavior be disabled on the plugin side?