Update mfa-connect-to-scc-powershell.md

Added IE/Edge requirement per issue #995.

Author: chrisda

exchange/docs-conceptual/office-365-scc/connect-to-scc-powershell/mfa-connect-to-scc-powershell.md

@@ -23,7 +23,7 @@ If your account uses multi-factor authentication (MFA) or federated authenticati
 
 - The Exchange Online Remote PowerShell Module needs to be installed on your computer. If your installed version of the Exchange Online Remote PowerShell Module doesn't have the **Connect-IPPSSession** cmdlet, you need to install the latest version of the module:
 
-  1. Open the Exchange admin center (EAC) for your Exchange Online organization. For instructions, see [Exchange Admin Center in Exchange Online](http://technet.microsoft.com/library/ace44f6b-4084-4f9c-89b3-e0317962472b.aspx).
+  1. In Internet Explorer or Edge, open the Exchange admin center (EAC) for your Exchange Online organization (Google Chrome or Mozilla Firefox won't work). For instructions, see [Exchange Admin Center in Exchange Online](http://technet.microsoft.com/library/ace44f6b-4084-4f9c-89b3-e0317962472b.aspx).
 
   2. In the EAC, go to **Hybrid** > **Setup** and click the appropriate **Configure** button to download the Exchange Online Remote PowerShell Module for multi-factor authentication.