Sonim XP5560 BOLT 2 IS User Manual page 35

Manage
To add a new number to the reject -
reject list list, select Enter number > enter the
number and select Done.
Click Options to perform the following
commands:
Edit number - modify the selected
phone number.
Delete number - delete the selected
phone number
Delete all numbers - delete all the
phone numbers present in the reject list.
To enable password protection for call
restrictions setting, you must activate
Safeguard feature and choose Restrict calls
under settings. For more information refer
"Safeguard" on page 40.
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