Modern multimedia capabilities make it possible to transform any smartphone into a powerful content management center, but realizing this potential often requires synchronization with a large screen. Owners of Russian brand devices DEXP People often wonder how to quickly and easily stream videos or photos to their TV without the hassle of wires. Luckily, built-in modules Wi-Fi Direct and support for standards Miracast make this process accessible even to inexperienced users.
The main difficulty is that the interfaces of the Android and iOS operating systems differ from each other, as do the firmware versions of the TVs themselves. Wireless connection The connection may be unstable due to interference or incorrect router settings, which requires a careful approach to troubleshooting. In this article, we'll cover all setup steps in detail, examine potential issues, and offer solutions for various use cases.
⚠️ Please note: The menu interface on DEXP TVs may vary slightly depending on the operating system version installed (Android TV or Linux). We recommend checking the menu item names against the visuals on your device's screen.
Preparatory stage and network requirements
Before starting the synchronization process, you need to make sure that both devices - the smartphone and the TV - are in the same network conditions. This fundamental requirement For DLNA and Miracast technologies to work. If your router supports the 5 GHz band, it's recommended to connect both devices to this network, as it provides higher bandwidth for transmitting high-definition video streams.
Check if the wireless module is enabled in the TV settings. To do this, go to the section Settings → Network → Wi-Fi and make sure the connection status is active. Wi-Fi should also be activated on your smartphone, although it doesn't necessarily have to be connected to the same network if you plan to use a direct connection. Wi-Fi Direct, however, for stable operation of Internet services, it is better to have a common router.
- 📱 Make sure your smartphone has the latest system update for protocol compatibility.
- 📺 Make sure your DEXP TV is connected to the power supply and is in standby or operating mode.
- 📶 The distance between devices should not exceed 10 meters for reliable signal reception.
- 🔌 If possible, use a wired connection from your TV to your router via a LAN cable to reduce the load on your internet connection.
It's important to note that some older router models may not correctly handle multicast traffic, which is necessary for discovering devices on the local network. If you're experiencing issues with your phone not seeing your TV, try temporarily disabling this feature. AP Isolation (Access Point Isolation) in your router settings, as it prevents devices within the network from exchanging data.
Screencasting via built-in Miracast
The most universal method that does not require installing additional software is to use technology MiracastOn DEXP TVs, this feature is often called "Wireless Screen," "Casting," or "Wireless Display." It allows you to mirror your smartphone's image to your TV in real time, making it ideal for showing presentations or browsing photo albums.
To activate the mode on your DEXP TV, go to the applications menu and find the icon with the name Anyview Cast, Miracast or "Cast." Once launched, a connection waiting window will appear on the screen, which may display the device name or a QR code. At this point, the TV becomes visible to external devices.
Sequence of actions on TV:1. Press the "Menu" button on the remote control.
2. Select "Applications" or "Apps".
3. Launch "Wireless Display" or "Miracast".
4. Wait until the message “Ready to connect” appears.
On an Android smartphone, the steps may vary depending on the manufacturer's operating system. Typically, you just need to pull down the notification shade and find the "Cast," "Smart View" (for Samsung), or "Projection" button. After scanning the network, your TV should appear in the list. DEXP.
☑️ Check before connecting Miracast
⚠️ Please note: When broadcasting via Miracast, the smartphone screen must be constantly on, which may lead to rapid battery drain and heating of the device body.
Using Chromecast built-in
Many modern DEXP TV models running on Android TV have built-in support for the technology. ChromecastThis allows you to stream content not from the entire smartphone screen, but to send specific videos or music directly from source apps like YouTube, Netflix, or VLC Player. In this case, the TV downloads the stream itself, reducing the load on the smartphone.
To use this method, open a supported app on your phone and look for the casting icon (the rectangle with waves in the corner). Tap it to see a list of available devices. Select your TV. DEXP from the list, and the video will automatically open on the big screen.
- 🎬 Video quality is often higher when using Chromecast, as it uses a direct connection to the server.
- 📱 The smartphone can be used for other tasks or even locked without interrupting playback.
- 🌐 Both devices must be on the same Wi-Fi subnet for proper detection.
- 🔄 This feature requires a Google account on your TV (in some regions).
If the broadcast icon does not appear, make sure that the app is installed on your smartphone. Google Home, which helps you set up and manage Chromecast devices. Also, check if "Guest Network" mode is enabled on your router, as it isolates devices from each other and blocks discovery protocols.
What to do if Chromecast can't find devices?
Make sure Client Isolation isn't enabled on your router. Try rebooting your router and TV. In the Google Home app, tap "Add Device" and follow the instructions to manually pair it using a code or QR code. Also, check if your antivirus software is blocking local connections on your phone.
Third-party sync apps
When built-in features are unstable or missing, third-party apps can help. For DEXP Android TVs, installing repeater apps, such as AirScreen or Receiver for ChromecastThese programs emulate the operation of native signal reception protocols.
There are also many utilities for smartphones that expand functionality. For example, the app Cast to TV - XCast or LocalCast They allow you to stream files from any folder and support various codecs and subtitles. Installing such software on both devices often solves format compatibility issues.
| Application | Platform | Main function | Price |
|---|---|---|---|
| AirScreen | Android TV (DEXP) | AirPlay and Miracast emulation | Freemium |
| LocalCast | Android / iOS | Streaming local files | For free |
| Web Video Caster | Android / iOS | Streaming video from your browser | Freemium |
| TV Cast for DEXP | Android | Specialized remote control and cast | For free |
When using third-party software, it's important to pay attention to the permissions requested. Some applications may require access to the file system and location to work on the local network. Installing apps from unknown sources on your TV should only be done from trusted stores such as Google Play Store or RuStore.
Connecting iPhone and iPad (iOS) to DEXP
Apple device owners will need a third-party solution to connect to DEXP TVs that don't support native AirPlay. The standard protocol AirPlay Not all budget and mid-range models have this feature. The solution is to install an emulator app on your TV, for example, AirScreen or ApowerMirror.
After installing the emulator on your TV, launch it and wait for the device name to appear. On your iPhone, open Control Center (swipe down from the upper-right corner or up from the bottom on older models) and tap "Screen Mirroring." Select your TV from the list. The image should mirror instantly.
An alternative method is to use intermediary applications such as Cast to TVIn this case, you open the video within the iPhone app, select the output device, and send the stream. This method is less convenient for system navigation, but is great for browsing your media library.
⚠️ Note: When connecting iOS devices through third-party emulators, audio lag (desync between audio and video) may occur. For movies, this can be resolved by manually adjusting the lag in the player, but this method may not be suitable for games.
Diagnostics and troubleshooting
Even with proper setup, situations may arise where the connection drops or fails altogether. One common cause is Wi-Fi congestion from neighboring routers. In this case, try changing the broadcast channel in the router settings to 1, 6, or 11 (for 2.4 GHz) or selecting a free channel in the 5 GHz band.
If your DEXP TV no longer detects your phone after a firmware update, try resetting the network settings on both devices. Go to Settings → Network → Forget network, then reconnect by re-entering the password. Sometimes a full reboot helps: unplug the TV for 1-2 minutes to clear the Wi-Fi module cache.
- 🔥 Overheating of the Wi-Fi module in the TV can cause connection interruptions - ensure ventilation of the rear panel.
- 📡 Router antennas should be pointed vertically upward for optimal coverage.
- 🔒 Check the encryption type on your router: WPA2-PSK (AES) is recommended, as older encryption types may block new devices.
- 📉 If the signal level is low, try moving the router closer to the TV or using a Wi-Fi repeater.
Why does the phone see the TV, but says “Connection error”?
This is most often due to incompatible security protocols or outdated software. Try disabling the VPN on your smartphone, as it changes the network address and blocks the local connection. Also, check if your router has a limit on the number of connected devices (MAC filtering).
Is it possible to connect a phone to a DEXP TV without Wi-Fi?
Yes, with a cable. Modern smartphones with USB Type-C require an HDMI adapter (MHL or SlimPort). An iPhone requires a Lightning to HDMI adapter. This switches the TV to the appropriate signal source (HDMI 1/2/3), and the image is transmitted directly without lag.
How to improve picture quality during wireless broadcasting?
Make sure your router supports the 802.11ac (Wi-Fi 5) standard or later. Place the router within direct line of sight of the TV. Close any background apps on your smartphone that consume bandwidth. In your TV settings, select the "Movie" or "Game" picture mode to minimize post-processing, which adds latency.
Are free streaming apps safe to use?
Most popular apps from official stores (Google Play, App Store) are safe. However, avoid installing APK files from unknown sites, as they may contain malicious code capable of intercepting data from your home network. Always check the permissions an app requests.