Refer to this video:
There is also a guide here for more info:
Sent from my SCH-I535 using xda app-developers...
No Problem! glad i could help :D
I have been under the impression that 3g never works in the us. Reading the past few pages has me wondering differently. Has this changed?
Sent from my SCH-I535 using Tapatalk 2
I believe they mean 3G works around the world, its still Edge ...
These are the CUSTOM ROMS from PpcGeeks which you can use to customise your phone with. ENJOY
The date of the rom may be Old but dont worry when you visit the page you will get the new rom updates
1:(CE-21686-Sense2019)★SharkieROM v2.0 R1★Gen...
Simple solution is to flash back to stock rom and be on the latest version..insert sim, select GSM mode and manually enter APN.
second option is go to the link below and download the attachment and then select GSM mode (Useful for CM)