When it comes to using software like Marketing Cloud, the browser that you use can impact performance. In effort to provide clarity around which browsers work best with Marketing Cloud, Salesforce has released this handy guide. ​

Supported Browsers

• Internet Explorer: Version 11 provides the best functionality
• Firefox: Current version 
• Chrome: Current version

Here is the full graded browser support chart: 

Read the full support article, including suggestions for screen resolution at: http://help.marketingcloud.com/en/documentation/marketing_cloud/graded_browser_support/