How to turn off in-vivo call reminder

Call reminder belongs to the operator's business, and it needs to contact the operator corresponding to the SIM card before it can be closed.

With the mobile SIM card, you can dial "10086" to switch to manual service to cancel the call reminder service.

With Unicom SIM card, you can dial "100 10" to turn to manual service to cancel the call reminder service.

With telecom SIM card, you can dial "10000" to switch to manual service to cancel the call reminder service.

Supplementary explanation:

Incoming call reminder refers to saving all incoming calls within 24 hours through the incoming call reminder platform when the mobile phone is turned off, out of service area, offline or with poor signal, and sending all incoming calls to the mobile phone in the form of short messages after the mobile phone returns to normal. To enable this function, you need to apply to the operator and charge a certain fee every month.