PC Email Setup Guide: Configure HostGator Email
You can check the email sent to your HostGator email account using several methods. The easiest option is Autodiscover, which many modern email clients use to instantly detect and configure the correct email server settings.
Many email clients support autodiscover for automatically detecting server settings. If your email client is able to detect your email configuration from the email provider, it will look similar to this, and you may use the recommended settings:

If your email client is unable to detect your email configuration from the email provider, it may attempt to recommend settings based on common server settings, which are unlikely to be correct. The failure screen may look similar to this:

If this happens, you may wish to attempt to troubleshoot your autodiscover service using the following article:
Alternatively, you may continue to links to articles providing client-specific assistance.
If autodiscover does not work automatically, here is a list of articles from our KnowledgeBase about how to configure popular email clients for the PC: