How to Add a test device to Admob

1. Sign in to your AdMob account at https://apps.admob.com.
2. Click Settings in the sidebar.
3. Click the Test devices tab.
4. Click Add test device.  
5. Select the platform of your device.
6. Enter a device name. Consider using a name that will help you quickly identify your devices in your AdMob account.
   
7. Enter your Advertising ID/IDFA. Learn how to find your advertising ID/IDFA. 
8. Select a gesture to use to activate ad inspector:
   1. None. If you select none, you can still activate ad inspector with an API call.
   2. Shake 
   3. Flick twice  
9. Click Save. 

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