Step 1: Go to the TMS URL: 

Step 2: Choose the correct account

Step 3: Open the application.

Step 4: If you would like to dial out through your physical desk phone:

4.1: Click on the "View" tab at the top left corner, and select "Hide phone". 

4.2: Click on the "Contacts" tab and then on “Contact Settings”.

4.3: On the pop-up screen, tick the box to enable the Microsoft Outlook Sync. 

4.4: Click the Test button. If you are satisfied with the results, you can proceed to click OK.

4.5: Close the Address Book Settings. Go back to the Contact tab, click on "Sync Contacts Now."

4.6: Verify the contacts sync  - The contacts which the Outlook account has synced will have an Outlook icon next to them.

4.7: Right-click on any synced number and click Dial-number. Select the number to dial, and it will ring on your desk phone.