Check out the guide and know about the steps to device. To do that, open Gmail on computer and tap to profile located at the top-right corner. Here, press on circular icon in which enter name in capital letters. After that, tap to manage Google account. Choose signing into Google under security. Select password to sign in smoothly. Here, enter the password and then tap to change password. These are the steps that you need to follow to smoothly change your Gmail password on your Android device.