How To Customize Google Play Settings On Nexus 7
You can customize your Google Play settings on your Nexus 7. Follow the simple steps below.
To adjust your Google Play settings, switch accounts, or get help, choose the option you want from the Menu at the upper right.
The Google Play Settings screen lets you control when youre notified about updates to apps and games, clear your search history, and enable user controls. To filter Android apps based on maturity level or require a PIN before completing any purchase, touch Content filtering or Set or change PIN.