Articles in this category reset your voicemail PIN on a Yealink phone To reset your voicemail PIN on a Yealink phone, you can try these How to access the main line greeting Press the voicemail button on the phone Enter in the PIN# for the main line Press #6 to access the greeting options Then press #1 to change the greeting Default Voicemail PIN number PIN: 7788# Yealink T31G Desk Phone - User's Guide Yealink T31G Users Guide (See Attachment - PDF) Yealink T31G Desk Phone