AirPlay可让您将媒体文件（视频、照片、音乐等）从Mac无线传输到智能电视。您还可以使用AirPlay将(AirPlay)Mac的显示镜像或扩展到电视或显示器。
本教程涵盖了有关通过 AirPlay 将 Mac 连接到任何电视的(connecting your Mac to any TV via AirPlay)所有内容。该过程很简单，但步骤可能会有所不同，具体取决于 Mac 操作系统和电视型号。
Mac 到电视的 AirPlay 要求
您需要一台Mac、一个 Wi-Fi 网络和一台兼容 AirPlay 的智能电视。请参阅您的流媒体设备的用户手册或制造商的网站，检查其是否兼容 AirPlay。
Apple 还保留所有支持 AirPlay 的设备的汇编(compilation of all AirPlay-enabled devices)-电视(TVs)、流媒体设备、配件等。访问该页面并检查列表中是否有您的电视。
如果您的电视不支持AirPlay ，请使用Apple TV （运行 tvOS 11.4 或更高版本）或Roku 设备(Roku device)。
AirPlay音频流可在运行 macOS Catalina或更高版本的(Catalina)Mac电脑上运行。视频(Video)流可在装有 macOS Mojave 10.14.5 或更高版本的Mac上使用。
为了获得最佳的 AirPlay 体验，请将您的Mac和流媒体设备的操作系统更新到最新版本。
从 Mac 到电视的 AirPlay 音频
将您的Mac(Mac)连接到与智能电视或流媒体设备（Apple TV 或Roku ）相同的(Roku)Wi-Fi网络，然后按照以下步骤操作。
您可以通过AirPlay(AirPlay)将音频或视频内容的声音输出路由到电视或流媒体设备。
- 播放您想要通过AirPlay 播放的(AirPlay)音频或视频，然后选择菜单栏上的
控制中心图标。(Control Center)
- 选择“声音”音量滑块旁边的
AirPlay图标。(AirPlay)
- 在“输出”部分的设备列表中选择您的电视或流媒体设备。
如果您是第一次通过AirPlay(AirPlay)连接到电视，您可能会看到输入代码的提示。在弹出窗口中
输入电视上的代码以继续。(Enter)
您的Mac会立即将您正在播放的音频或视频中的声音传送到电视上。
在输出设备列表中找不到您的流媒体设备或电视？确保您的设备已打开并连接到与Mac相同的网络。如果问题仍然存在，
请重新启动电视、流媒体设备和无线路由器。(Reboot)
从媒体播放器(Media Players)或流媒体应用程序进行 AirPlay(Streaming Apps)
Apple在其媒体播放器和流媒体应用程序（音乐、播客(Podcast)、Apple TV等）中融入了AirPlay 。您还可以将Safari中的网络视频通过AirPlay 播放(AirPlay)到电视屏幕上。
在兼容的媒体应用程序中播放(Play)音频或视频，然后点击播放控制选项卡上的AirPlay图标。选择您的电视或流媒体设备，然后等待您的Mac通过AirPlay 播放(AirPlay)内容。
注意：AirPlay图标可能会有所不同，具体取决于您正在播放的应用程序或媒体（音频或视频）。
通过AirPlay镜像或扩展 Mac 的显示(Display)
将您的Mac(Mac)和流媒体设备连接到同一Wi-Fi网络，然后按照以下步骤操作。
- 选择Mac 菜单栏上的“控制中心”图标，然后选择(Control Center)“屏幕镜像”(Screen Mirroring)。
- 在“镜像(Mirror)或扩展到”列表
中选择您的电视或流媒体设备。
- macOS 默认使用镜像内置视网膜显示屏(Mirror Built-in Retina Display)选项，该选项可在电视上显示 Mac 的屏幕。“用作(Use)单独的显示器”(Separate Display)选项可将您的电视变成辅助监视器/显示器。
- 您可以随时从菜单栏切换显示选项。选择“屏幕镜像”(Screen Mirroring)图标，展开电视旁边的下拉箭头，然后选择首选显示选项。
您还可以在 Touch Bar 上切换镜像或扩展显示屏（如果(Touch Bar—if)您的MacBook有的话）。点按镜像显示器(Mirror Displays)以镜像 Mac 的屏幕并将电视用作主显示器。选择扩展桌面(Extend Desktop)以将电视用作辅助显示器。
如何在Mac上停止(Mac)AirPlay或屏幕镜像(Screen Mirroring)
当通过 AirPlay 播放内容到电视时，Mac 的菜单栏上会出现“屏幕镜像”图标。
要停止AirPlay会话，请选择屏幕镜像(Screen Mirroring)图标，然后选择您的电视。
或者，选择“控制中心”(Control Center)图标，然后选择“屏幕镜像”(Screen Mirroring)以结束AirPlay会话。
您还可以通过 Mac 的显示设置菜单停止AirPlay或断开电视连接。
转至系统设置(System Settings)（或系统(System) 偏好(Preferences)设置）>显示(Display)，选择您的电视，然后选择断开连接(Disconnect)。
将媒体流传输到您的大屏幕
AirPlay快速、方便且易于使用。流媒体质量非常好，没有滞后或延迟。如果您在通过AirPlay传输(AirPlay)Mac时遇到障碍，请尝试这些AirPlay 故障排除提示(AirPlay troubleshooting tips)。
How to AirPlay from a Mac to a TV
AirPlay lets you wirelessly stream media files (videos, photos, music, etc.) from your Mac to your smart TV. You can also use AirPlay to mirror or extend your Mac’s display to your TV or monitor.
This tutorial covers everything about connecting your Mac to any TV via AirPlay. The process is straightforward, but the steps may vary depending on your Mac’s operating system and TV model.
Mac-to-TV AirPlay Requirements
You need a Mac, a Wi-Fi network, and an AirPlay-compatible smart TV. Refer to your streaming device’s user manual or manufacturer’s website to check if it’s AirPlay-compatible.
Apple also keeps a compilation of all AirPlay-enabled devices — TVs, streaming devices, accessories, etc. Visit the page and check for your TV on the list.
Use an Apple TV (with tvOS 11.4 or later) or Roku device if your TV doesn’t support AirPlay.
AirPlay audio streaming works on Mac computers running macOS Catalina or later. Video streaming is available on Mac with macOS Mojave 10.14.5 or later.
For the best AirPlay experience, update your Mac and streaming devices’ operating systems to the latest version.
AirPlay Audio From Mac to TV
Connect your Mac to the same Wi-Fi network as your smart TV or streaming device (Apple TV or Roku) and follow the steps below.
You can route sound output from audio or video content to your TV or streaming device via AirPlay.
- Play the audio or video you want to AirPlay and select the Control Center icon on the menu bar.
- Select the AirPlay icon next to the “Sound” volume slider.
- Select your TV or streaming device on the list of devices in the “Output” section.
You might see a prompt to enter a code if it’s your first time connecting to your TV via AirPlay. Enter the code on your TV into the pop-up to proceed.
Your Mac will immediately route sound from the audio or video you’re playing to your TV.
Can’t find your streaming device or TV on the list of output devices? Ensure your device is turned on and connected to the same network as your Mac. Reboot your TV, streaming device, and wireless router if the issue persists.
AirPlay From Media Players or Streaming Apps
Apple incorporates AirPlay in its media players and streaming applications—Music, Podcast, Apple TV, etc. You can also AirPlay web videos in Safari to your TV screen.
Play audio or video in a compatible media app and tap the AirPlay icon on the playback control tab. Select your TV or streaming device and wait for your Mac to AirPlay the content.
Note: The AirPlay icon may vary depending on the app or media (audio or video) you’re playing.
Mirror or Extend Your Mac’s Display via AirPlay
Connect your Mac and streaming device to the same Wi-Fi network and follow the steps below.
- Select the Control Center icon on your Mac’s menu bar and select Screen Mirroring.
- Select your TV or streaming device in the “Mirror or extend to” list.
- macOS defaults to the Mirror Built-in Retina Display option, which displays your Mac’s screen on your TV. The Use As Separate Display option turns your TV into a secondary monitor/display.
- You can switch the display options anytime from the menu bar. Select the Screen Mirroring icon, expand the drop-down arrow next to your TV, and choose a preferred display option.
You can also switch between mirroring or extending your display on the Touch Bar—if your MacBook has one. Tap Mirror Displays to mirror your Mac’s screen and use your TV as the main display. Select Extend Desktop to use your TV as a secondary display.
How to Stop AirPlay or Screen Mirroring on Mac
A “Screen Mirroring” icon appears on your Mac’s menu bar when AirPlaying content to your TV.
To stop an AirPlay session, select the Screen Mirroring icon, and choose your TV.
Alternatively, select the Control Center icon, and select Screen Mirroring to end the AirPlay session.
You can also stop AirPlay or disconnect your TV through your Mac’s display settings menu.
Go to System Settings (or System Preferences) > Display, select your TV, and select Disconnect.
Stream Media to Your Big Screen
AirPlay is fast, convenient, and easy to use. The stream quality is excellent, and there’s no lag or delay. Try these AirPlay troubleshooting tips if you run into roadblocks streaming your Mac via AirPlay.
