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Your iPhone (and iPad) automatically back up to iCloud by default, but local iTunes backups are still useful. You should create an iTunes backup when you’re switching to a new iPhone or installing iOS beta software on your current phone.

您的iPhone(和iPad)默认情况下会自动备份到iCloud ,但是本地iTunes备份仍然有用。 当您切换到新iPhone或在当前手机上安装iOS Beta软件时,应该创建iTunes备份。

Local iTunes backups are more complete and faster to restore than iCloud backups. iCloud backups are still useful because they happen wirelessly so they’ll always be up-to-date, but iTunes backups are ideal for a full restore operation.

本地iTunes备份比iCloud备份更完整,还原更快。 iCloud备份仍然是有用的,因为它们以无线方式进行,因此它们始终是最新的,但是iTunes备份是完全还原操作的理想选择。

(How to Create an iTunes Backup)

Launch iTunes to get started. If you have a Windows PC, you’ll need to download iTunes from either the Microsoft Store or from Apple’s website. if you have a Mac, iTunes is already installed. We used the Microsoft Store version for this process, and it worked perfectly.

启动iTunes以开始使用。 如果您使用Windows PC,则需要从Microsoft StoreApple的网站下载iTunes。 如果您使用的是Mac,则已经安装了iTunes。 我们此过程中使用了Microsoft Store版本 ,并且运行良好。

Connect your iPhone to your PC or Mac using the included Lightning-to-USB cable. This is the same cable you use to charge your phone. This same process works for iPads and iPod touches, too.

使用随附的Lightning-to-USB电缆将iPhone连接到PC或Mac。 这与您用来为手机充电的电缆相同。 同样的过程也适用于iPad和iPod touch。

After connecting your iPhone, click the “Continue” button in iTunes to allow access to your iPhone on your computer.

连接iPhone后,单击iTunes中的“继续”按钮以允许在计算机上访问iPhone。


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Unlock your iPhone and you’ll see a “Trust This Computer” prompt. Tap the “Trust” button, and then enter your PIN. This gives your computer access to your iPhone’s data.

解锁iPhone,您将看到“信任此计算机”提示 。 点击“信任”按钮,然后输入您的PIN码。 这使您的计算机可以访问iPhone的数据。

If you’ve already synced your iPhone or iPad with iTunes, you won’t see these prompts and you can just continue.

如果您已经将iPhone或iPad与iTunes进行了同步,则不会看到这些提示,您可以继续操作。


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After you’ve allowed access to iTunes, you’ll see a small phone icon on the toolbar, near the top left corner of the window. Click it.

允许访问iTunes之后,您会在工具栏的窗口左上角附近看到一个小的电话图标。 点击它。


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iTunes should automatically focus the “Summary” pane in the left sidebar. Scroll down and look for the “Backups” section here.

iTunes应该自动将左侧栏中的“摘要”窗格聚焦。 向下滚动并在此处查找“备份”部分。


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Before continuing, you should ensure your iPhone backups are encrypted. This makes sure they’re password-protected so someone will need the password you provide to access them and the data they contain. Encrypted backups can also contain account passwords, Apple Health information, and HomeKit data. Unencrypted backups won’t contain all the data.

在继续之前,您应确保iPhone备份已加密。 这可以确保它们受到密码保护,以便有人将需要您提供的密码来访问它们及其包含的数据。 加密的备份还可以包含帐户密码,Apple Health信息和HomeKit数据。 未加密的备份不会包含所有数据。

Enable the “Encrypt iPhone backup” checkbox under Backups to activate encrypted backups.

启用“备份”下的“加密iPhone备份”复选框以激活加密备份。


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Provide a password when prompted. Make sure you remember this password. If you forget it, you won’t be able to restore any iTunes backups encrypted with the password.

提示时提供密码。 确保记住该密码。 如果您忘记了它,将无法恢复使用密码加密的任何iTunes备份。

If you previously set a password and forgot it, you can click the “Change Password” button here to set a new one that iTunes will use for newly created backups. But you can’t restore any of your old backups without the password you used to create them.

如果您以前设置了密码而忘记了密码,则可以单击此处的“更改密码”按钮来设置iTunes将用于新创建的备份的新密码。 但是,如果没有用于创建旧备份的密码,便无法还原任何旧备份。


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iTunes automatically begins creating a backup after you provide a password. Wait for the process to finish before disconnecting your phone. It should take just a few minutes.

提供密码后,iTunes会自动开始创建备份。 在断开手机连接之前,请等待该过程完成。 只需几分钟。


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Look under “Latest backups” on this pane and you’ll see when the most recent backups have taken place. Any backup that says it’s taken place “to this computer” is an iTunes backup on your PC or Mac.

在此窗格的“最新备份”下查看,您将看到最近一次备份的时间。 任何说“已在此计算机上进行”的备份都是PC或Mac上的iTunes备份。

To create new iTunes backups in the future, just click the “Back Up Now” button while your iPhone is connected to your computer via its cable.

要在将来创建新的iTunes备份,只需在iPhone通过其电缆连接到计算机的情况下单击“立即备份”按钮即可。


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iTunes will create a backup and show you the progress in the status display area at the top of the window.

iTunes将创建一个备份,并在窗口顶部的状态显示区域中向您显示进度。


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You can and should leave “iCloud” selected as your default backup option under the “Automatically Back Up” section. You can still back up to iTunes by clicking the “Back Up Now” button yourself.

您可以并且应该将“ iCloud”选择为“自动备份”部分下的默认备份选项。 您仍然可以通过单击“立即备份”按钮来备份到iTunes。

(How to Restore an iTunes Backup)

You must disable Find My iPhone before restoring a backup. If you have an iPad, you’ll need to disable Find My iPad instead.

在还原备份之前,必须禁用“ 查找我的iPhone” 。 如果您有iPad,则需要禁用“查找我的iPad”。

To do so, head to Settings on your iPhone, and then tap your name at the top of the settings screen. From here, tap iCloud > Find My iPhone. Tap the “Find My iPhone” slider, and then enter your Apple ID password to turn it off.

为此,请转到iPhone上的“设置”,然后在设置屏幕顶部点击您的名字。 在这里,点击iCloud>查找我的iPhone。 点击“查找我的iPhone”滑块,然后输入您的Apple ID密码以将其关闭。


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To restore an iTunes backup, connect your iPhone to your computer using its included cable and launch iTunes. Tap the “Trust” button on your iPhone to trust your computer if it’s not already trusted.

要恢复iTunes备份,请使用随附的电缆将iPhone连接到计算机,然后启动iTunes。 如果您的计算机尚未被信任,请点击iPhone上的“信任”按钮以信任您的计算机。

After your phone is connected to iTunes, click the little phone icon on the toolbar, and locate the Backups section under Summary. Click the “Restore Backup” button to restore an iTunes backup from your computer to your phone.

手机连接到iTunes后,单击工具栏上的小手机图标,然后在“摘要”下找到“备份”部分。 单击“还原备份”按钮,将iTunes备份从计算机还原到手机。

Remember, this backup is stored locally on your PC or Mac. You must restore the backup on the same computer you created it.

请记住,此备份存储在本地PC或Mac上。 您必须在创建备份的同一台计算机上还原备份。


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iTunes will prompt you to choose which backup you want to restore. By default, it selects the most recent backup. Older backups have date information in their names so you know which is which.

iTunes将提示您选择要还原的备份。 默认情况下,它选择最新的备份。 较早的备份在名称中包含日期信息,因此您知道哪个是哪个。

Click “Restore” to restore the backup to your phone. Don’t disconnect your phone from your computer until the restore process completes.

单击“还原”将备份还原到您的手机。 在还原过程完成之前,请勿断开手机与计算机的连接。


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(How to View Your iTunes Backups)

You can view the backups saved in iTunes by clicking Edit > Preferences on a PC or iTunes > Preferences on a Mac.

您可以通过以下方式查看保存在iTunes中的备份:在PC上单击“编辑”>“首选项”,在Mac上单击“ iTunes”>“首选项”。


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Click the “Devices” icon in the Preferences window. You’ll see a list of backups stored locally, and you can delete old backups from here if you want to free up space.

单击“首选项”窗口中的“设备”图标。 您将看到本地存储的备份列表,如果要释放空间,可以从此处删除旧备份。

You can find these backups stored on your PC or Mac’s drive if you want to back them up or move them to a new PC.

如果要备份这些备份或将其移动到新PC 上,则可以找到存储在PC或Mac驱动器上的备份


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You can restore the backup on either your current phone or a new one. For example, if you’re getting a new iPhone, you can restore your old phone’s to the new iPhone—even if it’s a newer model.

您可以在当前手机或新手机上还原备份。 例如,如果您要购买新的iPhone,则可以将旧手机还原到新的iPhone,即使它是较新的型号。

翻译自: https://www.howtogeek.com/354909/how-to-back-up-your-iphone-with-itunes-and-when-you-should/