title: Using adb with multiple devices with the same serial number
body: <p>There are two devices connected with my computer.But when I start the adb, both of them have the serial number "0123456789ABCDEF".</p>
  
  <p>When I try to install an APK, the installation fails with "more than one device" error message.
  <img src="https://i.stack.imgur.com/bF3tB.jpg" alt="enter image description here"></p>
  
  <p>In addition, I am developing a Bluetooth app, I need to use both of the two devices simultaneously.</p>