Samsung i9507 how to manually start 4G internet

In Settings - Mobile Network, select 2 3 4G

As you can see from the figure below, the Samsung i9500 model phone is a Unicom 3G phone, not a 4G band phone, so it does not support the use of 4G networks.

Hello: According to your description, the Samsung i9500 model mobile phone is a Unicom 3G mobile phone, not a 4G band mobile phone, so it does not support the use of 4G network, at present, there are only two Samsung 4G mobile phone models, namely: N7108D, N9008V You can log in to Samsung's official website to take a closer look.

Welcome to Samsung's Digital Services platform.

Hello dear Samsung users:

Based on your description, if you are unable to access the Internet with data data, we recommend that you try the following steps:

1. Check whether the SIM card is enabled for GPRS Internet service or temporarily closed.

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

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

Slide your finger down on the top curtain of the screen and turn the "Mobile Data" dot green.

3. Please try to change to another ** card.

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

5. Back up your mobile phone data (**book, text message, **, etc.), restore your phone to factory settings, if the fault persists, it is recommended that you send your mobile phone to the nearest Samsung service center for testing and repair, and it is recommended that you make an "appointment to the store" repair application on Samsung's official website to enjoy priority maintenance services:

After the appointment is successful, please bring your machine, invoice and warranty card to the service center where you made the appointment on time.

Comments, suggestions, complaints, please click:

1. Verify whether the surrounding network is stable.

2. Turn on the data switch for the top curtain notification and turn off Wi-Fi

3. Settings - Wireless & Network - Mobile Network - Access Point Name - Menu - Reset Rental & Mill to Default Settings.

4. Replace with another SIM card.

5. Back up your phone's data (**book, SMS, **, etc.), and restore your phone to factory settings (Settings - Privacy Private Security - Factory Reset).

Put your phone on the hood of your car and it will turn on on itself.

Ask the software, no one will please check it on the Internet.