I'm not from USA but I have flashed the following devices to our CDMA Network (Voice, Sms, Real 3G)
-Sprint HTC Evo 4G
-Sprint Galaxy S3 (SPH-L710)
-Sprint Photon 4G (MB855)
-Verizon Mifi 2200
-Verizon ZTE Ac30
-Verizon Mifi 4510
I have CDMA Workshop paid version & DFS Tool light version & QPST 2.7 build 402
Unfortunately when i flashed the Sprint HTC ONE , 3G data not working but if i reset it then it's work for some minutes then drop until rest.
I facing this problem with the following devices
-Sprint HTC ONE
-Sprint Galaxy S4
-HTC ONE Dual sim (802d)
I was searching for a solution in the last three months but i can't figure out what preventing this devices from normal 3g working???
I am ready to pay someone for solution.