Assalam.o.alaikum.
I have Samsung S3 Korean SHV-E210K.
And i'm using Zong 4G sim and subscribed 4GB Monthly Internet Package.
But i can't access 4G Net while i'm in coverage area also i enabled 4G LTE function from Mobile setting. anybody can help to resolve this issue.???? Screen Shots are available here for your kind information.
Bookmarks