How do I change my sip password

For good security hygiene, it's advisable to regularly change your passwords.

When choosing a new password, try to take a long password (+10 characters), and a mix of alfanumerical characters. Best is to use a random password generator like https://www.random.org/passwords/

For V1 login to https://web.3starsnet.com, go to Features -> Telephone lines -> pick your line and go to the fields Change password. Fill in your new password twice.

For V2 login to https://portal.3starsnet.com, go to Features -> Telephone lines -> pick your line and go to the fields Change password. Fill in your new password twice.

For V3, login to https://sbc.3starsnet.com, go to sip users, on the bottom, select the number you which a new sip account for, and click save. You will be prompted with a new username/password.