<p>When in the extensions folder click on the <img class="icon" src="http://www.tri-line.com/common/img/documentation/tim_professional/add_button.png" /> button as shown in the
screen below:</p>

<img class="screenshot" src="http://www.tri-line.com/common/img/documentation/tim_professional/adding_extension_1.png" alt="Adding an extension" />

<p>The following prompt will appear:</p>

<img class="screenshot" src="http://www.tri-line.com/common/img/documentation/tim_professional/adding_extension_2.png" alt="Adding an extension" />

<p>Type your new extension number in the text box and press the <span class="button">OK</span> button. If the extension you
are trying to enter already exists, you will be told.</p>

<p>When you press the <span class="button">OK</span> button to add the extension, the following popup will appear. This
allows you to configure the properties for that extension. Press <span class="button">Save</span> when you have finished entering all data. Note that any properties added here will be displayed when using the directory via TIM's web
interface.</p>

<img class="screenshot" src="http://www.tri-line.com/common/img/documentation/tim_professional/adding_extension_3.png" alt="Adding an extension" />