Hi, thank you for contacting JustAnswer.com. My name is Russell. I will do my best to provide the right answer to your question.
If the default password ***** the phone is not changed, then you can
try entering 265 #6*999 then choosing options 4, 1 then 3
See if it will accept the default password ***** 1234#
If the default password ***** not work, then try to reset the password ***** the programming tool.
If you have the programming tool, you can reset any password ***** any mailbox, by selecting
from among the shortcuts at the left side of the screen.
then select the Mailbox in question, then select