1. Open a Google Chrome window
2. Click the three dots in the top right corner, and choose "Settings" toward the bottom of the menu
3. On the settings tab that opens, select "Reset Settings" (on Windows, this is labeled "Reset and Cleanup")
4. In the "Reset Settings" screen, choose "Restore settings to their original defaults"
5. Confirm you'd like to reset settings by clicking the blue "Reset settings" confirmation button