Update TLS settings What is TLS? Why does this need to be updated? How do I know if I need to update my settings? How to I perform the update? Will it affect my computer? What happens if I don't update my TLS settings? MyQuadient Sign up or log back in to your customer portal. Visit MyQuadient Chat to us Chat to our virtual assistant or chat to us through Live Chat. Start chat Contact us Contact Quadient's UK customer support team. Send email