How to Automatically Optimize Google Adsense Ad Units?

First of all open Google Adsense account and sign in.

Now click on the left navigation My Optimize and click on Add Size in Optimize Settings.

Here you see 3 option. you can select Any one option As your Choice.

• Optimise 100% of mobile page view
• Optimise 50% off mobile page view:
• Dont Optimise

Using this method you can see How GOOGLE AUTOMATICALLY OPTIMISE ADS Showing on Your Site.