Incoming call reminder method and electronic device

A method, comprising:

• entering, by a second electronic device, an incoming call ringing state that corresponds to an incoming call received by a first electronic device, wherein the incoming call ringing state is configured to remind a user of the incoming call;
• sending a first heartbeat packet to the first electronic device;
• receiving a first heartbeat response from the first electronic device after the first electronic device receives the first heartbeat packet, wherein the first electronic device is in the incoming call ringing state when the first electronic device receives the first heartbeat packet;
• and
• maintaining the incoming call ringing state by the second electronic device in response to receiving the first heartbeat response.

A method, comprising:

• entering an incoming call ringing state in response to receiving an incoming call by a first electronic device;
• entering, by a second electronic device, an incoming call ringing state corresponding to the incoming call, wherein the incoming call ringing state is configured to remind a user of the incoming call;
• sending, by the second electronic device, a first heartbeat packet to the first electronic device;
• receiving, by the first electronic device, the first heartbeat packet from the second electronic device when the first electronic device is in the incoming call ringing state;
• sending, by the first electronic device, a first heartbeat response to the second electronic device in response to receiving the first heartbeat packet;
• and
• maintaining, by the second electronic device, the incoming call ringing state in response to receiving the first heartbeat response.