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Connect to a Windows Terminal Server from a Mac

You can use a Remote Desktop Protocol client to connect to a Windows Terminal Server or a Windows PC with Remote Access enabled.

The recommended client software is Microsoft Remote Desktop client. You can find it on the Mac App Store, or following the dedicated icon on Mac Self-Service which will forward you to the appropriate App Store page. In case you do not yet have an AppleID for professional use have a look at the following KB article about AppleIDs

CERNTS - the CERN Public Terminal Server Cluster

At CERN, the Remote Desktop Services provide a public Terminal Cluster called CERNTS.CERN.CH, where many standard applications are available. To connect, you need to specify the CERN credentials of your primary account - please remember to specify the domain "CERN".

If your credentials are rejected, please check that your account is registered for this service at

After you installed the Microsoft Remote Desktop client simply launch it. ​Click on the "New" icon on top left and fill in informations as on screenshot.

Storing your CERN password within the client configuration is NOT recommended. ​Let this fields empty and simply fill in the logon screen when displayed. ​ ​Remote Desktop Client Setting for CERNTS

Connect to a Windows Computer at CERN from Outside

​Register for access

​ * ​Open the page and select your Windows computer name.

  • Add your login as a new member.

  • You can download the RDP file using the “Download RDP file” proposed.

  • Simply open the RDP file you just downloaded. Or you can use the file you received by mail from Remote Desktop Service. Type in your login (using cern\yourLogin format) and your password.