
Microsoft Lumia 640 XL
Find "ringtones+sounds"
Slide your finger down the display starting from the top edge of your phone.
Press ALL SETTINGS.
Press ALL SETTINGS.
Press ringtones+sounds.
Turn vibration on or off
Press the indicator next to "Vibrate" to turn the function on or off.
Return to the home screen
Press the home icon to return to the home screen.