To wipe your Nexus 7 (2013), you need to perform a factory reset. Before proceeding, make sure you have backed up all your important data as this process will erase all data from your device. Follow these steps to wipe your Nexus 7:
1. Open the Settings app on your Nexus 7.
2. Scroll down and tap on "Backup & reset."
3. Tap on "Factory data reset."
4. You will see a warning message informing you that this process will erase all data on your device. Tap on "Reset tablet" to proceed.
5. Your Nexus 7 will now reboot and begin the process of wiping all data and restoring it to its factory settings.
6. Once the process is complete, you will see the initial setup screen. Follow the prompts to set up your device.
That's it! Your Nexus 7 (2013) is now wiped and reset to its factory settings.