Modern smartphones such as Honor 9A, have high-resolution screens, but sometimes you want to share multimedia content with your family on the big screen. Wireless connection via WiFi — is the most convenient way to stream videos, photos, and even games without unnecessary wires. This technology allows you to transform a regular TV into a fully-fledged multimedia center, controlled right from the palm of your hand.
The setup process may seem complicated at first glance, but the operating system Android and the shell Magic UI have built-in tools to simplify this task. You don't need to look for third-party apps if your TV supports the standards. Miracast or DLNAThe main thing is to ensure a stable network connection between devices.
In this article, we'll take a detailed look at all available synchronization methods, from built-in features to specialized utilities. You'll learn how to avoid image lag and audio desync, as well as what to do if devices can't see each other online. Wireless projection opens up new possibilities for home cinema.
Preparing the equipment and WiFi network
Before you begin setup, it is critical to ensure that both devices are in the same network conditions. Router It should work reliably, and the signal should cover the area where the phone and TV are located. If you use a dual-band router, it's better to connect your devices to the network. 2.4 GHz, as it provides a greater range, although 5 GHz provides higher data transfer speeds.
Make sure your TV has Smart TV enabled or a Smart TV box is connected. Many modern models Samsung, LG or Sony have built-in modules Wi-Fi DirectIf you have an older TV, you'll need an HDMI adapter that also connects to your home network.
⚠️ Note: If your router is distributing two networks with the same name (for 2.4 and 5 GHz), try temporarily separating them or forcibly switching one of the devices to a different frequency if the connection is not established.
Check your smartphone's battery charge Honor 9AWireless video streaming can consume significant power. It's recommended to keep your device connected to a charger or ensure the battery level is above 50%. Connection stability directly depends on the performance of the phone's network module.
Using the built-in Wireless Projection feature
The fastest way to display an image is to use the shell's native function. Magic UIThis technology is based on the protocol Miracast, which allows for real-time video streaming with minimal latency. You don't need to install any additional software if your TV supports Wi-Fi Direct.
To launch the function, pull down the notification shade Honor 9A Swipe down from the top. Find the icon labeled "Wireless Projection" or "Project." If the icon isn't in the quick access menu, go to Settings → More → Wireless ProjectionThe system will automatically begin searching for available displays within network range.
- 📱 Make sure your TV screen is active and in source selection mode (often called
Screen Mirroring,MiracastorWireless Display). - 📡 Wait until the name of your TV or set-top box appears in the list on your phone.
- 🔗 Click on the device name to initiate the connection and confirm the request on the TV screen.
Once paired successfully, your smartphone's screen will be mirrored on your TV. You can switch between apps, show presentations, or view your photo gallery. Picture quality depends on your TV's power. WiFi module and distance to the router. If you notice any twitching, try moving closer to the access point.
☑️ Check before connection
Broadcast via YouTube app and streaming services
If your goal is to watch videos from platforms like YouTube, Netflix or ivi, then there is no need to duplicate the entire smartphone screen. In this case, the technology DLNA or proprietary casting protocols. This allows the phone to act as a remote control while the TV buffers video directly from the internet, saving battery life.
Open the app YouTube on Honor 9A and launch any video. At the top of the player or in the corner of the video, you'll see a streaming icon (a rectangle with waves). Clicking it will display a list of available devices. Select your TV from the list, and the video will open on the big screen.
The advantage of this method is that you can minimize the YouTube app and use your phone for other tasks, such as replying to messages in messengers. The video stream will be stable, as the load is placed on the TV's processor, not the smartphone's. Video quality will automatically adapt to the speed of your Internet channel.
⚠️ Note: For casting features to work, accounts in the apps on your phone and TV must be logged in under the same profile, or the devices must be on the same router subnet.
Why does the video lag when broadcasting?
If you're experiencing buffering pauses while watching YouTube over WiFi, the issue may be related to your internet speed. Try reducing the video quality in your player settings from 4K to 1080p or 720p. Also, make sure there aren't too many other devices connected to the network downloading files.
Third-party screencasting apps
When built-in tools don't work or your TV doesn't support Miracast, third-party apps can help. One of the most popular solutions is TV Cast or Web Video CasterThese utilities can send a video stream using the protocol DLNA or via a local server.
Install the selected application from the store AppGallery or Google Play (if the services are installed). Run the program on Honor 9A and follow the on-screen instructions. Typically, you'll need to install a companion app on your TV or simply select the device from the list of devices detected on your local network.
Some apps allow you to stream not only video files but also browser content. This is convenient if you want to show a website or document that isn't natively supported on your Smart TV. However, it's important to keep in mind that when using third-party software delay may be higher than when using systemic means.
- 📲 TV Cast for Smart TV — a universal solution for most TV brands.
- 🎬 Web Video Caster - Great for streaming videos from sites that support streaming.
- 🖥️ AirScreen — often requires installation on a TV (Android TV) to emulate AirPlay/Miracast reception.
Comparison of connection methods and their characteristics
The choice of connection method depends on your specific needs: whether you want to simply share photos with friends, watch a movie, or play a mobile game on a big screen. Each method has its own technical characteristics that affect image quality and ease of use.
Below is a table to help you determine the best option for your situation. Please note the hardware requirements and possible latency limitations.
| Method | Latency | Quality | Phone addiction |
|---|---|---|---|
| Miracast (Projection) | Low / Medium | High (up to 1080p) | The screen is active, the battery is draining |
| YouTube Cast (DLNA) | Minimum | Maximum (4K HDR) | The phone acts as a remote control, the screen can be turned off |
| HDMI cable | Absent | Ideal | A Type-C to HDMI adapter is required. |
| Third-party applications | Medium / High | Depends on the codec | Requires software installation on both devices |
For gaming, a wired connection or Miracast technology with support is best. 60 HzFor watching 4K movies without straining your smartphone's battery, the ideal option is YouTube Cast or a built-in Smart TV player. Understanding these differences will help you avoid frustration with lag or poor picture quality.
Solution: If the TV doesn't see the phone
Despite the simplicity of the technology, users often encounter problems detecting devices. The most common cause is the use of different WiFi frequencies or a guest network. Make sure that Honor 9A and the TV are connected to the main network, not to the router's guest profile, which often isolates devices from each other.
Try rebooting your router. Sometimes the network stack freezes, and new devices can't obtain an IP address or find neighbors on the local network. It's also worth checking your antivirus or firewall settings, if applicable, as they may be blocking ports needed for Multicast traffic.
If all else fails, reset the network settings on your TV and try creating a new access point. In rare cases, the issue lies with outdated Smart TV module firmware. Update your TV software via Settings → Support → Software Update may fix compatibility errors.
⚠️ Note: TV interfaces and Android versions may vary. If you don't find a specific menu item, please refer to the official documentation from your TV manufacturer, as function names may vary.
Frequently Asked Questions (FAQ)
Is it possible to connect the Honor 9A to a TV without WiFi?
Yes, this is possible with a cable. You will need an adapter. USB Type-C to HDMI. However The Honor 9A may not support video output via USB, as this port is often limited to the USB 2.0 standard without video support. In this case, a special adapter with DisplayLink technology, which handles video in software, will be required.
Why is there no sound on the TV when connected?
Check the audio settings in the running app. Sometimes the default audio remains on the phone. Also, make sure that the TV isn't set to "Video Only" or that a different audio source isn't selected in the settings. Audio Output.
Does connecting to a TV affect internet speed?
When using Cast technology (DLNA), when the TV downloads video from the network, the speed is split between devices. When using Miracast, the phone streams the video, which also consumes bandwidth, but the load on the WiFi channel increases due to the constant exchange of service packets.
Will screen projection work if the router is not connected to the internet?
Yes, Miracast and Wi-Fi Direct don't require internet access; a working local network is all you need. Devices can find each other directly or through a router without connecting to an external network. However, streaming services (YouTube, Netflix) won't work without internet access.