Only if you waant your phone to have a better performance and have the latest and most relevant up to date apps. When phones are released, users somettimes complain about the errors they face while using the phone. They then complain to the developers or simply send crash reports in a friendly manner. the developers then tr to fix the software and make some updates before sending the fixed software back to the users which some people refer to as software update. the software update is known to come so many times that it gets boring when you have to do it over and over again. Go to a place with wifi if you have any issues with data and you will be all good.
