Modern users are rarely content with the small screen of a smartphone when it comes to watching videos or photo albums. DEXP TVs, popular for their accessibility and functionality, make it easy to display images from a mobile device on a large panel. This turns an ordinary evening into a home theater, where content from YouTube, online cinemas or a personal gallery is available in high definition.
The process of synchronizing gadgets may seem complicated only at first glance. There are several proven methods, each of which has its own advantages depending on the model of your TV and the availability of wires at hand. In this article we will look in detail at how Androida smartphone can be paired with the DEXP multimedia system in order to enjoy content without unnecessary complications.
It is worth noting right away that the quality of the connection directly depends on the stability of the home network or the quality of the cable used. To broadcast video in 4K without buffering, a Wi-Fi speed of at least 20 Mbit/s is required. Let's look at the main connection options, starting with the most popular wireless technologies.
Wireless broadcasting via Wi-Fi Direct and Miracast
The most convenient way that does not require extra wires is to use technology Miracast. Most modern DEXP models support this standard, which allows you to mirror your smartphone screen in real time. You do not need a router to create a pair; the devices connect directly or through a shared local network.
To get started, make sure that your TV is connected to a Wi-Fi network. On the remote control, find the button with the inscription Input or the signal source icon. In the menu that opens, select an item related to the wireless connection, which may be called Wireless Display, Screen Mirroring or Multi-screen Interaction.
Why might the device not be located?
If the search on your phone does not produce results, make sure that the TV is already in connection standby mode. Some DEXP models require manual confirmation of the connection on the TV screen after detecting the device.
Now let's move on to the settings of your phone. Open the notification shade and find the function Broadcast, Smart View or Wireless monitor. After scanning is enabled, the name of your DEXP TV should appear in the list of available devices. Click on it to pair.
Please note that when using this method, the smartphone battery may drain faster than usual, since the Wi-Fi module operates in enhanced mode. A slight image delay is also possible, which is critical for dynamic games, but almost unnoticeable when watching movies.
To reduce the delay during wireless broadcasting, close background applications on your smartphone and make sure that the router is in direct line of sight from the TV receiver.
Using Chromecast technology, built-in or external
Many smart DEXP models are equipped with protocol support Google Cast (Chromecast built-in). This allows you to broadcast content not from the entire screen, but a specific video from an application, which frees up the phone for other tasks. The picture quality in this case is often higher, since the TV itself does the decoding.
To use this function, make sure that both devices are on the same Wi-Fi network. Open an app like YouTube or Netflix and tap the rectangle with waves icon in the corner of the video. The system will prompt you to select a device for output.
If your TV model does not have built-in Cast support, an external set-top box Chromecast or any Android TV Box connected via HDMI will save the situation. In this case, the algorithm of actions remains the same: general Wi-Fi and device selection in the application.
⚠️ Attention: Data transfer protocols may differ depending on the version of the DEXP TV operating system. If standard methods do not work, check the list of supported technologies in the official manual of your specific model.
The advantage of this method is the ability to control playback from your phone: pause, change the volume or form a playback queue without leaving the couch. This is an ideal option for watching videos together.
Connection via HDMI cable and adapters
For those who prefer stability and maximum picture quality without compression, a wired connection remains the gold standard. You will need a special adapter, since modern smartphones rarely have a full HDMI output. For Android devices, this is most often an adapter USB-C to HDMI.
The connection process is as simple as possible: connect the adapter to your smartphone, insert the HDMI cable into the adapter and into the TV connector. Then use the remote control to select the appropriate signal source, for example HDMI 1 or HDMI 2. The image should appear automatically.
☑️ Checking the wired connection
It is important to know that not all smartphones support video output through the charging port. The technology is called MHL or Alt Mode. If nothing happens after connecting, your phone is probably unable to transmit a video signal via USB.
The table below shows the comparative characteristics of the considered connection methods so that you can choose the best one for yourself.
| Method | Image quality | Stability | Presence of wires |
|---|---|---|---|
| Miracast | Good | Average | No |
| Chromecast | High | High | No |
| HDMI cable | Maximum | Ideal | Yes |
Broadcast via DLNA and third-party applications
If the built-in Smart TV functions seem inconvenient to you or work incorrect, third-party solutions come to the rescue. Technology DLNA allows you to transfer media files over a local network. To do this, you need to install a compatible media server application on your DEXP TV and smartphone.
Popular solutions are BubbleUPnP, LocalCast or built-in player Google Photos. The principle of operation is simple: launch the application on your phone, select a file (video or photo), press the "Broadcast" button and select your TV from the list of devices on the network.
This method is especially convenient for viewing videos saved in the phone's memory that are not uploaded to cloud services. You can scroll through the gallery on the big screen, controlling the process from your smartphone.
However, it is worth considering that when transferring heavy high-resolution files via Wi-Fi, stuttering may occur if the signal is weak. In this case, it is better to switch to the wired method or reduce the video bitrate.
Setting up a network and troubleshooting problems
Often users are faced with a situation where the TV simply does not see the phone. In 90% of cases, the problem lies in the router settings. Make sure that both devices are connected to exactly the same network (for example, not to the guest network, but to the main one, and both at a frequency of 2.4 or 5 GHz).
Sometimes a simple reboot of the equipment helps. Unplug the TV for 10 seconds, restart the router and smartphone. This will clear the network settings cache and allow the devices to detect each other again.
If the devices are on different subnets or client isolation is enabled on the router, the TV will not be detected.
Also check for software updates on your DEXP TV. Manufacturers regularly release patches that improve compatibility with new versions of Android. Go to the menu Settings → Support → Software Update and check for new versions.
If the problem persists, try temporarily disabling the antivirus or firewall on your smartphone, which may block outgoing connections for media content.
Frequently asked questions (FAQ)
Why does the DEXP TV not see the phone when connected via Wi-Fi?
The most likely reason is that the devices are connected to different networks or router frequencies. Also check if the “Client Isolation” function is enabled on the router, which prevents devices from seeing each other on the local network.
Can you connect your phone to a DEXP TV without a Smart TV?
Yes, if the TV has an HDMI connector. To do this, you will need to buy an external set-top box (Android Box, Chromecast) or use a wired USB-C to HDMI adapter if your smartphone supports video output.
Is there a sound delay when connecting wirelessly?
When using Miracast, the delay is minimal and often unnoticeable. However, if the Wi-Fi signal is poor, audio and video may become out of sync. The Chromecast protocol and wired connection do not have this drawback.
Do all DEXP models support the Screen Mirroring function?
The function is built into most Smart models released after 2018. For accurate information, please refer to the specification of your model, since in budget non-smart versions this function is not available without the use of external set-top boxes.