To enable two-factor authentication (2FA) for a user, please follow the steps below for both Web and iOS/Android:

1. Select User Administration from the menu bar on the left.
2. On User Administration screen, click on the desired user to navigate to User Detail of that user.
3. Click TWO-FACTOR AUTHENTICATION (2FA) to display the following box:
   Note: the screenshot below is from the web version of ChatPoint.
   
4. Enable 2FA by switching on the  icon and clicking OK.
5. There will be a QR code and a text paragraph showing you how to use the QR code provided. The following is quoted verbatim from the web version of ChatPoint:
   “Two-factor authentication has been enabled for this account and the user will be asked to enter additional one time six-digit authenticaton code to sign in. The user is required to install and use any authenticator supporting the open TOTP standard (e.g. Google Authenticator) and scan the above QR Code / enter the above Private Key to obtain the authentication code.
   Please keep the above QR Code and Private Key secret and immediately send the QR Code / Private Key to the corresponding user only. Once you leave the current user screen, you will not be able to obtain the same QR Code and Private Key again.”
6. Follow the instruction and you may click CLOSE to finish the process.

To login using 2FA, please follow the steps below:

1. At the login screen, input your login credentials and click LOGIN button.
2. There should be a on-screen message telling you to access your 2FA device and type the authentication code into the input box.