1) Click Contacts option to enter the configuration page.
2) Choose a contact, then click the Delete button to delete it.
3) Click the Save button to save your changes.
Clear Phonebook
Clear the phonebook via phone interface:
1) Click 【Directory】->【Options】->【Clear】option to pop up the dialog reminding
“Clear all contacts?”.
2) Click to confirm the operation, or click to cancel the operation.
Group Manage
Add group
Add groups via phone interface:
1) Click 【Directory】->【Options】->【Group Manager】->【New】option to enter the
configuration page.