Press and hold the GREETING/PREVIOUS button. Record your message after the tone. Release the button when done.You can download a copy of the manual here.
Follow the instruction in the "Rings to Answer" section at the bottom of the third column of the first page of the manual at
http://www.home-electronics.net/USER-GUIDES/29888_DOM_EN_AN_IB.pdf
The remote access instructions are in the fifth column of the first page of the manual at
http://www.home-electronics.net/USER-GUIDES/29888_DOM_EN_AN_IB.pdf
The remote access instructions are in the fifth column on the first page of the manual at
http://www.home-electronics.net/USER-GUIDES/29888_DOM_EN_AN_IB.pdf