Check for weather in the area that may be causing the issue.
Reset the computer, modem, and router (if applicable).
Unplug the modem and router (if applicable) for 10 seconds.
Plug in the modem first and allow the Rx light to become solid before plugging in/powering on other devices.
Download the optimizer from the DISHMail site and run the file.
If the optimizer cannot be downloaded manually configure the browser.
Delete temporary internet files from the computer.