Yealink VP530 - Manual (Page 34)

User Guide for the VP530 IP Video Phone
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You can change the administrator password to protect your phone from unauthorized
use. Only the users owning the administrator password have the permission to change
the advanced settings.
To change the administrator password via phone user interface:
1. Tap --> Advanced (password: admin) ->Password.
2. Enter the old password in the Current Password field.
3. Enter the new password in the New Password field.
4. Enter the new password again in the Confirm Password field.
5. Press the Save soft key to accept the change or the Back soft key to cancel.
6. Tap to return to the idle screen.
You can also configure administrator password via web user interface at the path
Security->Password.
You can set the "#" or "*" key to perform as a send key while dialing a call.
To set the key as send via phone user interface:
1. Tap ->Call Feature->Others.