Hello how may I help you? I have a question about my phone settings, can you help? Absolutely! I'd be happy to help you with your phone settings. how do I save my battery? There is a power saving mode that you can turn on that will increase the length of your battery life. It's currently turned off. Ok, thank you. Does that interfer with anything? It will lower the brightness of your screen slightly and turn off auto updates of certain widgets like the weather one. ok nothing I'll really even notice Would you like to turn power saving mode on then? yes please, thank you for helping me out today Ok, I've turned it on for you.