hi ..so im wanting to do a factory reset on my phone because its been doing some really weird stuff and have tried everything under the sun to try and get it running smoothly again and the only option i have now is to do a reset ....but im kinda new to android and was wondering how i make sure that my contacts are backed up to google and if they aren't how do i go about doing that..i have a galaxy s3 on att and need help..thankss