When using email clients such as Thunderbird IMAP, you may still be able to enable a policy or a setup that will cause emails to be removed from the server. This may be confusing as you may not see email messages in our server but could be present in a local folder on your machine.
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Why have my emails disappeared?
If you use POP3 protocol and collect email using email client software (i.e. Apple’s Mail, Thunderbird, Outlook, etc.), then your email client automatically deletes these emails from the server once it collects them; they are no longer kept on the server. If you have other synced devices (such as a smartphone or tablet), it is possible you will no longer see these messages, nor will you see them when you login to your PSMailbox. In some cases, an archive manager or a storage settings could also remove emails from the server. Continue reading Why have my emails disappeared?