How to turn off the 3G function on Lenovo A750 mobile phones

You need to turn off the network. Or just turn off 3G.

Switching to a 2G network?

Turn off the network. Open settings. Wireless & Network Settings.

Mobile Networks. Data enabled. Check.

You can disconnect from the network.

Turn off 3G and change to 2G

Hydra VPN is only a few hundred KB.

Select when setting up a VPN.

The system will ask you if you need 2G or 3G

It's good that you choose a 2G network.

Dear Lenovo users, Lenovo A710E mobile phone is a telecom customized model, you need to use a telecom 3g sim card, you can set up the mobile phone, network, and turn on the data traffic.

Plug in the 3G card, and in Settings, check the Wi-Fi button.

Mine is also this machine, using the UIM telecommunications card, ask customer service, he said mine is opened 3G network, can be used, but when the data connection is turned off, the 3G signal is full, as soon as the data connection is opened, it is empty, only 1 The signal is full, sometimes when surfing the Internet, suddenly the 3G signal is not connected to the Internet, very depressed.

If the 3G network is definitely on, the 3G signal is not good, and the 3G has the function of backward compatibility, if the 3G signal is not good, take the 2G network, then you can only try again in another location. If the 3G network is not turned on, just turn it on yourself.

It seems that you can set what signal you need in the flashing settings, and it is OK to only turn on the 3G signal

Settings - Wireless & Network See if you see "2G network only" ticked

As long as it is set to 3G Internet mode (browser settings), enter ** to log in.

Dear Lenovo users, hello!

Hello! For convenience, it is recommended that you go to Lenovo's service station to inquire about the diagnosis of the problem, the maintenance is free of charge during the warranty period, the main components are guaranteed for 2 years, the system and software are guaranteed for 1 year, foreign licensed goods need to register for IWS global warranty, and the choice of service station can be queried:

Other questions can also be compared in the two forums, the idea forum.

Think Forum:

This is Unicom three GYou need to use Unicom Sanwu Liang G card to see if the settings are correct. Put the three Peiling g on the Internet. If it doesn't work, it's a problem with the machine.

This is a Unicom customized mobile phone that can only use the 3G signal of the Unicom mobile phone card, and the mobile card is not supported by the 2G telecom card.

Phone settings, mobile network, see if you are using 3G network options or preferences, and find the check at the beginning of TD.