SONY
On some Sony Xperia smartphones, you just need to go to your camera app, tap the menu icon, go to Settings, then set the Sound slider to Off. Some other devise simply use the volume controls.
HUAWEI
On certain Huawei devices, you need to go to the camera app, tap the menu icon, then the settings button. Next, go to Mute and enable it, which will disable the camera sound. On the Honor 8, you can either use the above method or simply use the volume keys.
ONEPLUS
Swipe in from the left side of your screen, then tap on the Settings icon. This is located on the right side of the screen. When you do that, you will see the shutter sound option in the next window. Turn it off there.
SAMSUNG
Some Samsung devices require you to hit the cog wheel in the camera app to find the Shutter Sound option. There you can switch it off. However, on some newer Samsung devices, you just need to change the master volume settings.
LG
LG’s Lollipop camera software does not have a camera shutter option. You have to put your phone on vibrate to get rid of the sound.
MOTOROLA
Some Motorola phones have a little dial, which slides in from the left side of the screen. The loudspeaker icon represents the shutter sound. Just tap on it to enable or disable it.
HTC
Some HTC models require you to tap on the menu icon, go to Settings, then untick the camera shutter sound box in General Settings. However, on the HTC 10, you just need to change your master volume settings. Source
