Log into your Control Panel and click E-mail at the left side of the page. 

Choose Create an e-mail address and click Next. 

Enter the desired e-mail address, e.g. 'max'. After the @ sign, select the desired domain if you have multiple domains.

Now go to the New password field. Enter a secure password containing at least eight letters and one number. Enter it again in the New password (confirm) field.

In the E-mail account quota field, you can specify the amount of storage space you would like to allocate to your account. The default value is 1 GB. However, you can change this number according to your preferences (max. 5,000 MB per mailbox).

Now click Continue. You will now see the settings for the spamscanner.

After you have configured the spamscanner settings according to your preferences, click Next and then Finish.