# Setup Mac OS X (Microsoft Exchange ActiveSync) > Requirements: > > * iRedMail-0.9.0 or later releases is required. > * You must choose to install SOGo groupware during iRedMail installation. 1: Open application `System Preferences`: ![](./images/sogo/mac.system.preferences.png) 2: Click `Internet Accounts`: ![](./images/sogo/mac.internet.accounts.png) 3: on right panel, click `Exchange` ![](./images/sogo/mac.add.exchange.png) 4: fill your account info in popup window * Name: `your full name` * Email Address: `your full email address` * Password: `password of your email account` ![](./images/sogo/mac.exchange.settings.1.png) If it cannot find required info automatically, it will show you another window to let you fill them manually: * Description: `you can type anything here` * User Name: `your full email address` * Password: `password of your email account` * Server Address: `server name or IP address` ![](./images/sogo/mac.exchange.settings.2.png) 5: After it verified all settings, you will see the final window like below: ![](./images/sogo/mac.exchange.png)