教程 - iCloud是什么，iCloud怎么用
一、iCloud是什么？有何作用?
　　iCloud是苹果公司所提供的云端服务，使用者可以免费储存5GB的资料。 可以备份存放照片、音乐、通讯录、短信、文档等内容，在你需要的时候以无线方式将他们推送到你所有的设备上。自行执行。轻松自如、运作流畅，它就是这么管用。可与亲朋好友共享体验的完整平台。它不仅安全，而且可提供丰富的社交体验，从任何计算机或设备均可随时方便地进行访问。iCloud上所提供的应用程序包括办公生产率、开发工具、媒体和窗口小部件等。随着时间的推移，还将通过易于使用的市场空间和应用程序开发工具箱提供范围更广的应用程序。
二、如何使用iCloud云备份功能？
　　1、有apple的账号，开启设备中"设置 -iCloud " 中需要的备份的内容，同时开"设置 - iCloud- 储存与备份 - iCloud云备份"。
　　2、然后iCloud就开始进行自动备份了。
　　3、如果觉得储存空间不够大，可以付费从而获得更大的储存空间。
　　4、查看"管理存储空间"会显示备份和邮件所占用的空间；选择要管理设备的备份，iCloud会显示本机信息和最新备份的时间和大小等信息。
　　5、在iCloud中默认只显示五条备份信息，如果想查看更多信息可以点击"显示所有应用程序"。
　　6、如果想清空iCloud云备份，可以点击最下方的"删除备份" 就可以了。
三、怎么用iCloud同步备份照片？
　　1、打开手机进入iCloud设置。
　　2、在[设置]-[iCloud]中打开照片流。
　　3、如果开启成功后打开照片，应该可以看到照片流的相片。
　　4、接着iOS设备上照片将自动通过iCloud照片流进行同步。但是需要注意的是iCloud只能保存最近一个月内的1000张照片。
四、iCloud中iWork文档的同步备份
　　此外iCloud还提供了对文档的同步云备份功能。不过当前只对自家的iWork套件。
　　1、首选打开iCloud，然后开启"文稿与数据"。如果你的流量富裕的话，可以选择在3G网络下进行文件和数据传输。这样比较快。
更多实用教程：
1．长按机顶部电源键，开机大约20秒后，iPhone进入此激活界面。
1．长按机顶部电源键，开机大约20秒后，iPhone进入此激活界面。
1．长按机顶部电源键，开机大约20秒后，iPhone进入此激活界面。
1．长按机顶部电源键，开机大约20秒后，iPhone进入此激活界面。
1．长按机顶部电源键，开机大约20秒后，iPhone进入此激活界面。
1．长按机顶部电源键，开机大约20秒后，iPhone进入此激活界面。
1．长按机顶部电源键，开机大约20秒后，iPhone进入此激活界面。
1．长按机顶部电源键，开机大约20秒后，iPhone进入此激活界面。
1．长按机顶部电源键，开机大约20秒后，iPhone进入此激活界面。
iPhone应用下载
最新应用排行榜Make the most of your Apple device. Sign in with your Apple ID to use iCloud, the iTunes & App Store, and more.
Your Apple ID is&—and you only need one to sign in everywhere. If you use Apple services like the iTunes & App Stores, Apple Music, iCloud, iMessage, and FaceTime, then
and don't need to create a new one.
Sign in when you set up your new deviceWhen you turn on and set up your new iPhone, iPad, iPod touch, or Mac, you’ll see a message to sign in with your Apple ID. After you sign in, all of the Apple services on your device will set up automatically, including iCloud, Find My iPhone, the iTunes & App Stores, iMessage, FaceTime, and Game Center.
If you want to change your sign-in preferences later—for example, —you can go to your device Settings or System Preferences.
If you already set up your device, you can use these steps to sign in to your Apple ID from iCloud, the iTunes & App Stores, iMessage, FaceTime, or from Game Center.
Sign in to the iTunes & App StoresWhen you sign in to the iTunes & App Stores, you can enjoy music, movies, TV shows, and on-demand music stations with Apple Music. Find something good to read with iBooks, or discover your new favorite podcast. With your Apple ID, you can savor all the entertainment the iTunes Store and App Store has to offer on all of your devices.
On your iPhone, iPad, or iPod touch, go to Settings & iTunes & App Store. Enter your Apple ID and password.
On your Mac, go to iTunes &&&Sign In. Enter your Apple ID and password.
You might need to add a credit card or other payment information to help secure your account.
You can’t sign in to the iTunes & App Stores&with more than one Apple ID at the same time, or update the content you buy with a different Apple ID.
Sign in to iCloudWhen you sign in to iCloud with your Apple ID, you always have what’s most important to you on all of your devices. iCloud Photo Library and iCloud Drive keep all your photos, videos, and documents stored securely and updated.&Family Sharing lets you easily share music, movies, photos, and more with everyone in your family. Find My iPhone even helps you find your device if you lose it.
On your iPhone, iPad, or iPod touch, go to Settings & iCloud. Enter your Apple ID and password.
On your Mac, go to System Preferences & iCloud. Enter your Apple ID and password.
After you sign in to iCloud with your Apple ID, you can save and
like your contacts, calendars, notes, photos, and more.
Sign in to iMessage, FaceTime, and Game CenterWhen you sign in to iMessage, FaceTime, and Game Center you can communicate and share with your friends and family. And&many of us have more than one email address that people use to reach us. Make staying in touch even easier by adding other email addresses that you commonly use.
Send messages back and forth with anyone on Apple devices. To sign in, go to Settings & Messages, then slide to turn on iMessage. You can add other email addresses when you tap Send & Receive.
Make video calls from your iPhone, iPad, iPod touch, or Mac. To sign in, go to Settings & FaceTime & Use your Apple ID for FaceTime. Enter your Apple ID and password.&
Game Center
Play games and make friends from all of your Apple devices with Game Center. To sign in, go to Settings & Game Center & Sign In.&Enter your Apple ID and password.
Use different Apple IDs for iCloud and iTunesWe recommend that you use the same Apple ID for all Apple services on your device—including the iTunes & App Stores and iCloud. Using multiple Apple&IDs&might be confusing and cause issues with accessing purchased content or using some services.&If you have multiple Apple IDs, you can’t merge them.
But if you already have different Apple IDs that you want to use with iCloud and the iTunes & App Stores, you can still get all the benefits your Apple ID has to offer.
On your iPhone, iPad, or iPod touch, go to Settings & iCloud and sign in with the Apple ID that you want to use with iCloud. Go back to Settings & iTunes & App Stores&and sign in with the Apple ID that you want to use with iTunes.
On your Mac, go to System Preferences & iCloud and sign in with the Apple ID that you want to use with iCloud. Go to iTunes &&&Sign In and sign in with the Apple ID that you want to use with iTunes.
If you use multiple Apple IDs and want to restore your device from a backup, .
Learn moreIf you want to share your Apple services with a family member, you can&. With Family Sharing, it’s easy for up to six people to share each other’s iTunes, iBooks, and App Store purchases without sharing accounts.
If you need to change your Apple ID account information, we can help you .
You can also get help if you