Why does mt phone make noises when i turn it on and off

[Android Central Question]

It goes like dirraring when ever i turn my phone on

 

[belodion]

Look in Settings, Sound & Notification, More Sounds.

 

[B. Diddy]

Welcome to Android Central! Which phone? Are you talking about when you lock and unlock the phone screen? Or are you talking about when you power down completely and power up again?