Activate MultiLine Desktop

Read on to learn about activating MultiLine Desktop.


MultiLine Desktop brings the mobile business calling and messaging features critical to your frontline client communications to the browser. 

For regulated users, these calls and messages will be captured for compliance teams in the Management Portal just as they are in the mobile apps. You can sync with your Office 365 Exchange Contacts, or build a local contact list. 1:1 messaging and calling is supported. Manage Availability and Call Handling settings can only be set in the mobile app, but will apply for the desktop.

Before you start 

You can use the MultiLine Desktop application with the following browsers:

  • Chrome 90.0.4430 or above
  • Safari 14 or above
  • MS Edge 90.0.818.39 or above 

Activation and first log in

Accept your invitation

To prevent unauthorized users, both mobile and desktop MultiLine applications don’t allow self-registration and are invitation-only.

For current users of the mobile app, expect an email from your organization providing you the link to your organization's MultiLine Desktop web site. Use the username and password from your most recent invitation to the mobile app. If you can't find it, you can reset your password using Forgot Password.

For new users to mobile and desktop, The link to MultiLine Desktop and credentials for activating your mobile app and your first log in to the web portal are included in the MultiLine invitation.

  • Your username will be an email address.
  • The password in your invitation is a one-time use password that will only be used for your first log-in. After you sign in, you will be asked to set a new password.
  • If you lose your invitation, contact your IT team to have a new one sent.
  • If you receive multiple invitations for any reason, use the details in the most recent invitation. 
  • Continue to use the password from your most recent invitation whenever you need to activate or reactivate your mobile application, not the new password you set for Desktop. 

First Log In

  1. Enter the email ID from your invitation on the log in screen.
    • If you're set up with two factor authentication, SSO, or other security measures, these will activate automatically once you've entered your email ID.
  2. Enter your password from the invitation, then check your registered email for a PIN. Note: If you can't find your invitation, click Forgot Password to set a new one. After completing the Password Reset steps, you'll skip to step 5, syncing your Exchange Contacts
  3. Enter the PIN you received at your email on the screen. Note: You must type it in rather than copy-paste. 
  4. You'll be prompted to set a new password.
    • Password Requirements:
      • minimum of 8 characters
      • contain at least one special character, at least one uppercase and one lowercase character
      • contain at least one number

5. If you're a user in the USA, and haven't entered your E911 information into the mobile app, you'll see the E911 screen. Use the address where you'll be using MultiLine Desktop, this address will be used by emergency dispatchers if you contact 911.
Example below for emergency address "11370 Lakefield Drive Johns Creek Duluth, GA 30067":

6. You'll be prompted to sync your contacts. We can identify your Office 365 Exchange account using the email you signed in with, so it will only take a few seconds. 

That’s it! Your MultiLine number will display and the activation process for the web application is complete.

You’ll remain logged to MultiLine Desktop as long as you have the site open in the browser even if you are using other tabs or browser windows. We will display a notification and play a sound for incoming calls. 

Using MultiLine Desktop covered later in this guide