Make sure to first add the External address via IMAP or POP protocol.
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- Compose a message.
- Choose sender address corresponding to your external account by clicking on the drop-down in From field.
- You can choose to Send:
- Password encrypted email.
- OpenPGP encrypted & signed email.
- OpenPGP signed email.
To decrypt encrypted emails:
- Decrypt OpenPGP encrypted email.
- Decrypt Password encrypted email.