An error occurred while sending mail: Unable to establish a secure link with Outgoing server (SMTP) %S using STARTTLS since it doesn't advertise that feature. Switch off STARTTLS for that server or contact your service provider.
Gwall wrth anfon e-bost: Methu sefydlu cysylltiad diogel gyda gweinydd Anfon (SMTP) %S drwy STARTTLS am nad yw'n hysbysu'r nodwedd hwnnw. Diffoddwch STARTTLS ar gyfer y gweinydd hwnnw neu cysylltwch â'ch darparwr gwasanaeth.