1. Get the IP address from the phone and enter the IP address into a web browser. You will need to the enter the IP address into the web browser - this should take you to the login screen. If not enter after the IP address the following text:
2. For the username enter 'admin'
3. For the password enter 'admin'
You will then be logged into the Yealink web interface.
Please note that for some Yealink phones the last 6 digits of the Mac address (found on the bottom of the phone) is needed for the password.