In this video i will show you how to Fix Ad serving has been limited message from AdMob.
Buy Unity game source codes: https://unitygamecodes.com/
Ask in comments if you have some questions.
Here is what worked to me:
1.Avoid your app sharing and test only with test ads
2.Delete aps from your phone and from your friends and other contacts,because google tracks your contacts downloads and shared links,its same thing if you click or your friend clicks.
3.Dont run any of your apps from your phone.
4.Wait for 5-10 days for limit removal
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