Step 1: Open the app where you first engaged with the offer. Be sure to use the same device.
Step 2: Go back to the in-app store where you saw the offerwall (typically called “Free Offers”, “Earn Coins” or something similar)
Step 3: Click the three menu lines in the top left corner (sometimes called the “hamburger menu”)
Step 4: Tap on “Reward Status”, then on “Opened”
This could be for a number of reasons:
Click on the offer and follow the steps to submit your case and attach proof of offer completion. Proof of offer completion includes a screenshot of what your device shows upon reaching the required level in the game, or your receipt for purchasing an advertised product. For more info visit this FAQ page.