Mobile data cannot be used when Samsung g9208 is upgraded to Android 6.0. what to do

If the G9208 mobile phone cannot connect data traffic to the Internet, it is recommended to perform the following steps:

1. Check whether the SIM card has enabled the GPRS Internet service or has been temporarily closed.

To use the mobile data Internet function, the phone card needs to be activated for the data Internet service. You can contact the local network provider of the phone card to activate the data traffic Internet service.

2. Check whether the "Mobile Data" switch is turned on.

Use your finger to slide down the top curtain of the screen and click "Mobile Data" to green.

3. Please try another calling card

4. You can also try again in another time period or network environment.

5. Back up mobile phone data (phone book, text messages, pictures, etc.) and restore the phone to factory settings

If the fault persists, it is recommended to send the phone to the nearest service center for inspection and repair.