Recent content by Sigma-Blues

on the LG Optimus L90 (from the home screen) i hit the MENU button, choose SYSTEM SETTINGS, and go to NETWORKS. but there is not an option for cellular networks. i have an option to turn mobile data on and off. mobile data is on, and WiFi is off. my older android (t-mobile concord) was an LTE...

I recently purchased an LG Optimus L90. I've only had the phone for a couple of days and already having a couple minor problems. The first is, i am unable to send or receive MMS. I have reset the phone and called T-mobile support (who was unable to resolve the issue. Second is, my 4g won't...