Apple 4s can only use 2g traffic. How to use 3g?

You can use 3G to open and set up the iPhone 4. China Unicom Internet Setup Course:

Similarly, China Unicom's 3G Internet access settings are similar to those of China Mobile.

Internet access settings

1, open Settings-Network-Enable 3G;

2. Turn on data roaming;

3. cellular data network APN:3GNET, 3GWAP or UNINET can be used, but you can log in only after the WAP is cracked;

4. Open Safari and log in to the website.

Please refer to this tutorial when cracking WAP.

At this time, the general-network-cellular data network: APN in iPhone 4 settings should be filled in 3GWAP, and the user name and password should be left blank.

Tip: In the above settings, WAP mode is a little more complicated. According to the above settings, it may not succeed, and the file may need to be modified, mainly due to the operator. NET way to surf the Internet is much simpler, basically according to the above tutorial, restart the phone and you can surf the Internet normally.

IPhone is a handheld device that combines a camera phone, a personal digital assistant, a media player and a wireless communication device. It was announced by Steve Jobs, CEO of Apple, at Macworld on June 9, 2007, and went public in the United States on June 29, 2007.

The latest generation of iPhone can record, take photos, send text messages and receive voice messages. It can be used as a mobile media player or browse the Internet and send and receive emails. It also supports Wi-Fi and 3G network connection. The user interface of iPhone is created on the multi-touch screen owned by iPhone, which has a virtual keyboard. Applications developed by third parties or Apple for the iPhone can be found in the App Store.