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Resolve a certificate error that cannot be verified
This guide helps you resolve the “The server you are connected to is using a certificate that cannot be verified” email error.
The above error message appears in your email software because you are using IMAP/POP/SMTP server names of the form mail.domain.xyz with the SSL option enabled, even though the SSL certificate is only valid for our domain infomaniak.com.
You must therefore only use mail.infomaniak.com as an incoming and outgoing server to be able to use SSL on the connection. Learn more