An example is shown below
Not everyone likes this and which is why the latest version of Opera for Android makes sure you see few of those prompts as possible.
How to block Cookie dialog box
Though cookie dialog blocking is not fool-proof, but Opera claims it successfully tested the feature with 15,000 websites.
The new version of the app also has another great feature. If your phone is on Android 7.1 Nougat and above, you can create QR scanning, search or browsing tab shortcut directly on the Home Screen. Long tap on the Opera app icon and just select New Tab from the 3D menu.
You can download Opera for Android devices here.