When a person installs the software, an iphone or ipad with the same ID will be automatically installed. Why? Can you turn it off?

Because the settings are the same account, Apple's will be synchronized.

Open the settings on Apple's mobile phone, find "iTunesStore and AppStore" in the settings options, and click Enter to turn off the automatic downloading of music, applications and books in the content.

IPhone is a handheld device that combines a camera phone, a personal digital assistant, a media player and a wireless communication device.

IPhone is a 4-band GSM mobile phone, which supports wireless communication services such as EDGE and 802. 1 1b/g wireless internet access, e-mail, mobile phone, SMS and web browsing.

The ipad is actually an enlarged version of the iPhone or Touch without a mobile phone! Located between Apple's smartphone iPhone and laptop products, there are only four buttons, which, like the iPhone layout, provide functions such as browsing the Internet, sending and receiving emails, reading e-books and playing audio or video.

In addition, compared with the CPU of iPhone, the main frequency of iPad is increased to 1Ghz, and the frequency of iPhone3GS is above 600Mhz. Also, the screen has dropped from 800Mhz to about 600Mhz. The screen of iPhone is 3.5 inches, and the screen of iPad is 9.7 inches.

Finally, the iPad uses the same operating system, and the iPad supports iPhone software. Although the ipad is called a tablet computer, it pays great attention to the function of e-books. Unfortunately, ipad doesn't support flash and Web pages, so browsing is not very cool. Moreover, it is difficult to realize the functions of ordinary Windows computers, such as word and excel, but it has its own characteristics and can be regarded as an entertainment terminal.