The operating environment of this tutorial: macOS Big Sur system, MacBook Pro computer.
What does iTunes mean?
iTunes is a free digital media playback application for Mac and PC that can manage and play digital music and videos. Launched by Apple Computer at the Macworld Expo in San Francisco on January 10, 2001.
The iTunes program manages content on Apple Computer's iPod digital media player. In addition, iTunes can connect to the iTunes Store (if a network connection exists) to download purchased digital music, music videos, TV shows, iPod games, various podcasts, and standard feature films.
It was originally developed by Jeff Robbin and Bill Kincaid as an MP3 player program called SoundJam MP, and published by Casady & Greene in 1999. Purchased by Apple Computer in 2000, it was given a new user interface and the ability to burn CDs, had its own recording capabilities, removed panel support, and was released as iTunes. Initially an application only for Mac OS 9, Mac OS X support was added nine months later with the release of version 2, and support for Mac OS 9 was discontinued with the release of version 3. In October 2003, with the release of iTunes 4.1, Apple added support for Windows 2000 and Windows XP. However, since the release of Microsoft's latest operating system, Windows Vista, Apple Computer has claimed that there have been several known compatibility issues with the iTunes software. Apple Computer will release a new version soon to correct the problem. It is already possible to run iTunes on win7.
iTunes is available as a free download from the Apple Computer website, is included with all Macintosh computers and some iPods, and is available for Mac OS X. It is also available as part of Apple's iLife suite of multimedia applications.
What does iTunes do?
1. Music and video player
iTunes is a free digital media playback application launched by Apple, so its most direct function It is a music and video player that plays music and videos.
2. Synchronize data
iTunes can also synchronize music, videos and other data in your computer to your iPhone or iPad.
You only need to authorize the device to the computer, and then you can import the music and videos from the computer to the Apple device.
3. Back up data
Before flashing or resetting the phone, many articles will talk about iTunes backup or iCloud backup. iTunes data backup is also a commonly used function of iTunes.
Download and install iTunes, use a data cable to connect the device to the computer. After the software successfully recognizes the system, click the iPhone icon, and then click "Backup Now".
4. Restore data
If the data on your Apple phone is lost, you can retrieve the data through iTunes backup. iTunes is commonly used to restore data. Function.
In the interface after the software successfully identifies the system, click "Restore Backup", select the corresponding data in the backed up data and click "Restore". The iOS device will restart after the data is successfully restored.
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