First time posting, so any help is appreciated. 1) what is the difference b/t H+ and HSPA+ and 4G/LTE? 2) if they are in fact different, as noted above, my phone is showing h+ only (after i changed my APN from out of the box). does this mean i'm getting 4g? the 9195 model of the s4 is supposed to be

Is there a kit kat update for the Galaxy S4 Mini? My phone says it's up to date but it still has jelly bean. I think every other carrier now has Kit Kat available for the s4 mini, but not AT&T. Any knowledge about whether it's available and, if not, when?

I have heard a few rumors regarding the Galaxy s4 mini coming to AT&T. I've even seen a ton of leaked images of the phone itself with AT&T branding. However, no word has been put out on when we will be getting the s4 mini. Does anyone know? I have the s4 and my fiance really wants the s4 mini. I wan

Is the 6155A model compatible with U.S. LTE?  I cannot find ANY information about this model.  The "standard" AT&T model is SGH-I257, but this new 6155A model has now popped up.  On AT&T's website, it shows 6155A on the product page, but when you click the link to go to its manual, it takes you to t

Yesterday it rebooted about 3 times.Today it reboots every hour and 15 min. (almost like clockwork).  Starting, oddly, at 3:30am on Saturday, April 25th.I've had the phone almost a year with no issues (got it 7/9/14). No new apps have been installed since 8/14 and no updates sent that I'm aware of s

I bought an AT&T sim locked S4 Mini smartphone,I requested an unlock code and my request got accepted, but the device is showing that the code is  wrong ("Unlocking is unsuccessful").I've done some searches on Google, and I found some solutions that say I should enter the Unfreeze code (MCK) first,