Is your phone a European model? An N9005 or an N900 variant?, is it a HK Note? What CSC do you currently use?
Dial *#1234# in your keypad and post the results.
Need more information before guiding you..
Sent from my SM-N9005 using XDA Premium 4 mobile app
// Nexus 5 (D821) // Liquid // UBER //
Note 3 (SM-N9005) // AOSP ROM of variety // Lean or temasek's Kernel // - Dumped. No more Samsung