Editing Voicemail Settings Once you have setup your voicemail on your desk phone you can edit it at any time by following the below steps. Step-by-step guide Dial 799 Enter your security code and wait approx. 10 seconds You’ll hear the statement to ‘Remember Yes for 1 and 2 for No’ Press 7 for setup options Press 4 for greetings options (change message people hear when going to your Voicemail) or 7 for personal options (security pin, name). Related articles