Mass Effect 3 N7 Digital Deluxe Edition Not Connecting to Server

@RegulusN7 

• Make sure EA app and Steam are closed.
• Press the Windows key and "R" at the same time.
• Type or copy and paste "%ProgramData%\Electronic Arts\EA Services" (without the quotes) into the new Window > ENTER
• Delete the "License" folder.
• Restart the PC > Test

If that still don't helps:

• Press the Windows key and "R" at the same time
• Into the new window, type or copy & paste:  "%temp%"   (Without the quotes.) > hit "ENTER"
• Now your Windows Explorer should have brought you to the "C:\Users\>your user name<\AppData\Local\Temp" folder. > Delete all files and folders in it.
  (If some files or folders can't be deleted, reboot and try again.)

Then:

• Go here and download "Revo Uninstaller". (The freeware version, Portable version works too.)
• Run "Revo Uninstaller" > Uninstall EA app.
• At the end of the main uninstall, Revo will ask you which cleaning method you want to use. > Select "intensive" > Browse.
• If "Remaining registration content found" is displayed > Select All > Delete > Next
• When "Remaining Data and Folders" is displayed > Select All (Make sure the "Origin Games" or "EA Games" folder is not in the list) > Delete.
• Restart the PC > Reinstall the newest version of EA app from here.
• Test.