Zte A12 User Manual page 60

function provides you to batch copy or move all the numbers saved in the SIM card or
the handset. When copying or moving, there will be a prompt on the screen if the
destination space is full.
Delete All In SIM, Delete All In Phone: Delete all the records in the SIM card or the
handset. Note: The number is once deleted and will never be retrieved. Please be
careful to use this function.
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