Which browsers work with CM/ECF?

The following internet browsers have been tested and approved for use with CM/ECF: Internet Explorer 6.0 and higher Mozilla Firefox 2.0 and higher

What is the difference between CM/ECF and PACER?

Public Access to Court Electronic Records (PACER) is an electronic public access service that allows registered users to review and print case and docket information in federal appellate, district, and …