Lenovo A820t with mobile 3G network chat card how to set up 3g

Isn't there a place for two cards inside?

There are 3G and 2G networks for writing.

Actually, it's all the same, tried)

A820T is to support mobile 3G network, it is recommended that you verify the current 3G network signal, A820T does not support manual adjustment of 2G and 3G network, if there is a range of China Mobile's 3G coverage, then the default use of 3G network, not in the range of 3G coverage, it will automatically jump to use 2G network, if others in the same environment can use 3G network, and you have not been able to use 3G network, it is recommended that you change to another SIM card and change a place with a better signal to try.

If it is invalid, you can take the time to bring the warranty card or invoice to contact the local maintenance site for detection and processing of antenna frequency. Inquire about authorized maintenance sites on the official website.

This mobile phone SIM card 1 is automatic by default, 3G priority, 3G signal is not good, automatically switch to 2G, with the system comes with dial pad input You can set to force 3G or force 2G.

It is enough to put a 3g card on 1 card.

On the dial-up interface, press * * mobile phone settings, preferred network type, select WCDMA, exit to use the 3G network.

If the mobile phone card supports 3G, it will be 3G by default.

Once you're in, select Mobile Networks.

Here you see that there are five options for you to choose the network mode.

The pop-up window looks like above. The first is automatic mode, switching between 2G and 3G, the second is 3G, and the third is 2G, you can choose according to your needs.

3G mobile phone can be used with a 4G card, but it is still a 3G network Only those marked as 4G mobile phones can use 4G network.

Lenovo A808T phones are unable to change their data usage to a 2G network.

During the use process, the device can only change its data usage to 4G or not enable 4G mode. For the 2G network, you can choose to use a mobile 2G card or a Unicom card. It should be noted here that in use, due to the slow uplink and downlink speed of the 2G network, it is impossible to guarantee the experience of surfing the Internet in use, so you can use it according to your own choice needs.

1. Go to Le Security - Traffic Monitoring - Traffic Firewall to restrict the corresponding traffic operation;

2. It is recommended to quit the software completely when not using the software to avoid traffic consumption caused by the background operation of the software;

3. When the mobile phone is not in use, you can turn off the traffic switch of the mobile phone to save the use of traffic.

Hello, set up the data connection, click on, and there is a 2G network option inside.

2G 3G 4G is automatically switched, turn it on when you use it, you don't need to turn it off.

In the settings, select 2G network only.

It is possible to prohibit certain software data from being connected to the Internet.

Network settings: There should be a switch for 3G network.

In setting up the data connection, there is a tuning to only 2G.

Switch to a 2G card, even if you are a 4G phone, it is a 2G network.