O2: Deactivate SMS notification of the mailbox

This practical guide shows you how to deactivate the SMS notification of the mailbox in O2. The automatic SMS notification is automatically activated at O2. It informs you free of charge via SMS of missed calls and the caller.

Deactivate call info on O2: Deactivate SMS notification

• To deactivate this function, you must contact O2 customer service.
• Let the customer service there know that you want to deactivate the call info.

iPhone: Deactivate voicemail

Read also how to extend the ringing time with O2.