I added an application logo by mistake on the OAuth consent screen (URL: https://console.cloud.google.com/apis/credentials/consent), and now it says my consent screen requir
[UPDATE] - 2020
Is still possibile to delete your previously uploaded logo through an API call, although it requires a little modification of the answer Abhishek Srivastava suggested.
You need to:
--data-binary '{"brandId":""}' This will remove your consent screen entirely,