Yealink CP920 - Editing Device Information; Disconnecting the Bluetooth Device

Using Your Phone with SIP/Cloud Account
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To register account and configure BLA feature on phone B via web user interface:
1. Register the account 10462190020.
2. Click on Advanced, and then select Draft BLA from the pull-down list of Shared Line.
3. Enter the desired number in the BLA Number field.
4. Click Confirm to accept the change.