Originally Posted by es0tericcha0s
Have you tried just toggling airplane mode instead of restarting it? Are there any available firmware/software updates to try? There could be a better suited modem for your region as well.
Yup, i also tried the airplane mode and the signal still dead. The phone has the latest firmware, for the moment, hope samsung will make an update.
New modem? That means i have to reinstall a fresh firmware...Don't know what to say, the phone is in warranty and i don't want to risk.