IPhone 5c no sound alert when message received

[iMore Question]

Have selected chime alert and it had sounded now does nor when message received

 

[Almeuit]

Have selected chime alert and it had sounded now does nor when message received

Last time this happened to my dad his Do-Not-Disturb got turned on. He swears he didn't do it but .. It was on haha. Once turned off it fixed the issue. Ensure this isn't the same for you .

 

[SwitchBeach]

Also check the silent/mute switch on the side of the phone.