Collect and store all sended ODOO emails on the server in folder "Sent"
Configure Tool

Instructions
1a. Activate a developer mode
1b. Open Settings->Technical->Email->Outgoing Mails Servers
1c. Add or Edit exist Server
1b. Open Settings->Technical->Email->Incoming Mails Servers
1e. Add or Edit exist Server
Suitable for enterprise and community versions odoo