A Google SERP image thumbnail is an important feature since it can result in an increased Click-Through Rate (CTR). However, there are cases where an irrelevant thumbnail image is shown in search results and this can result in a decline in CTR.

In this article, Sina Afkham will first provide a real-world example of the issue; then he will explain under what conditions an inappropriate image thumbnail might appear in SERP. Finally, he will explain how you can fully address the problem.