Withholding Your Number You can select to withhold your number on external calls. Note that this option may not be supported in all situations. It may depend on the configuration of your phone system and options supported by your telephone line provider. 1. Press the Features soft key if shown. · To access the menu during a call, press the right arrow key or press the PHONE key and then press the Features soft key. 2.Use the up and down arrow keys to scroll the display to the option Call Settings. 3. Press the Select soft key or the OK button or the right arrow key. 4.Use the up and down menu keys to scroll the menu to Withhold Number. 5.Use the left or right arrow keys to change the current setting or press the indicated soft key.