How are you charging the batteries if the port doesn't work. Unless your going to repair the port yourself then I would just keep charging the batteries like you are. Samsung Galaxies (especially the S2/S3) are notorious for charging port problems. And since you have a phone that's a tiny bit...
Hi I just bought a Samsung galaxy s5 that is a US CELLULAR PHONE . It is supposed to be unlocked but it won't take my t-mobile sim. Is there a different carrier I can use because we don't even get US CELLULAR SERVICE WHERE I LIVE