Adding a nickname to a device
You can add nicknames to your device so it will be easier to identify when you install applications on Google Play. This can be especially useful if you have multiple devices associated with your account.
To add a nickname to a device, follow these steps:
Access Google Play on your computer.
Click the Settings gear icon and then Settings.
Find the device you want to add a nickname and click Edit.
Write the nickname of the device in the text field that appears under the heading "Nickname".
Device Nickname
Click Update to save the nickname of the device.