Can the iphone4s network be enabled for 3G?

Mobile has 3G, which is a domestic TDZCDMA system, but there are not many cities in the country that have opened it, because the domestic 3G performance is really not good, and the base station and computer room equipment must be replaced, the new cost is high, and the mobile company has not been commercialized on a large scale, and most of the mobile buildings and airports have opened a small number of base stations. Therefore, most of the mobile 3G mobile phone products are concentrated in the domestic ZTE, Huawei and other domestic mobile communication equipment manufacturers. Only Samsung and Motorola have a small number of models of foreign products.

And Apple4S,It is estimated that the performance of mobile 3G was also evaluated,There is no mobile 3G version of the product,Even if you turn on the 3G switch,It is also a fake 3G technology,The speed is still far from 3G。 During the launch of Apple 5, mobile has begun the construction of 4G network, although it is also a domestic standard, but the performance has been enough to compete with European, American, Japanese and Korean products, coupled with the strong market share of mobile companies in Chinese mainland, Apple 5 and 5S customized for China Mobile 4G model, you buy the mobile version of the iOS version upgraded in April this year to add a 4G switch, turn on you can use 4G. The maximum 4S can only be used on mobile networks.

Yes, it depends on which 3G network your phone supports.

iPhone mobile phone uses China Unicom's 3G network, as long as you are using China Unicom's 3G**, turn on the 3G Internet function of iPhone. Here's how:

1. The iPhone phone has generally set the APN setting by default, if it is not set, you can set it as follows:

1.Set up a universal network cellular data network - APN-UNINET, 3GNET or CMNET;

2.Set General Network Cellular Data Network Username and password are blank;

3.Set the General limit, set Safari (for iPhone) to on, other options arbitrary.

2. The network setting method of iPhone is as follows:

1.Set Airplane Mode off;

2.Set the wifi on or off;

3.Set VPN off;

5.Set Push to turn on, get any selection, usually player move;

6.Set the Universal Network to enable 3G on.

Are you a 3G card? In setting the mobile cellular data there is a 3G switch.