1 iTunes synchronization application. . . Take iPhone as an example. Open iTunes 11 in the same way as iPad, log in to your account, click the "Music" section in the upper left corner to switch to the APP view. Before synchronizing for the first time, please be sure to authorize the computer, edit--itunes store- - Authorize this computer to connect your iPhone to iTunes. After the installation is completed, your iPhone device name will appear in iTunes (under the search box on the right). If you are not used to the database without a sidebar, you can click to view - -Show sidebar. . . . Click on your iPhone, switch to the device database, and connect to iTunes for the first time. To set it up, you click on Summary, first check to back up complete data to this computer, and then check "Sync with this iPhone via wifi". Convert songs with a higher bit rate to 128kbp. This will be used later to synchronize songs and make ringtones. Set up the application, then click the application, and check the "Automatically synchronize new applications" in the small box under the program list on the right side of the list. You can customize whether to install the corresponding APP. . . Finally click sync and OK to complete. . . 2. Download the game app and enter itunes storebd. Because there are many apps, it will be a bit slow to enter. Don’t wait patiently. After entering, select all free software for iPad. After selecting, click Install. The top progress bar will show how long it will take to complete the download. Click After downloading, you can continue to look for other apps. After the download is completed, click on the Library application, and all the apps you have downloaded will be there. . Click on your iPhone, open the iPhone library, which is the row of music, applications, and photos. Click on each to check the sync. . . After everything is set up, click Sync in the lower right corner and it's OK. . . Note: It is best to create 2 separate folders on your computer to store the songs and photos you want to sync, so you can check "Selected Folder" for music and photos to avoid compromising other files on your computer. Relevant audio and pictures are synchronized to the iPhone and take up space. In the photo folder, you create an empty subfolder, which is specially used to delete photos. . Let me teach you the process of making ringtones on a non-jailbroken mobile phone 1. File - add files to the database. . 2. Open music fjn and find the added song A--right click--show introduction--options--set start time and end time (40 seconds)--confirm and exit 3. Right-click song A again--create aac version-- -A song A with a duration of 40 seconds will appear below song A (if itunes has not created an aac version...Edit-Preferences-Import Settings-Import Using-AAC Encoder) 4. Drag this 40-second Go to the computer desktop - right click to rename - change the suffix m4a to m4r - a small box will appear prompting that changing the extension may cause the file to be unavailable - click OK ps: If you cannot see "m4a", select "In Windows" After "Display in Explorer", select "Folder Options" in "Tools" in the menu bar, select "View", in "Advanced Settings", remove the check in front of "Hide extensions for known files", and then "Sure".

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