Modern DEXP TVs, despite their affordability, often feature Smart TV functionality, allowing you to display your smartphone's content directly on the big screen. This is especially relevant for Samsung smartphone owners, as the Android operating system offers native tools for wireless content streaming. Users often look for a way to sync devices wirelessly to watch videos, photos, or play games in full screen.
The setup process may vary depending on your TV's operating system version and your smartphone model. In some cases, you'll need to install additional apps, while in others, the built-in system features are sufficient. Understanding how protocols work Miracast and DLNA will help avoid errors during the first connection and ensure stable data transfer.
In this article, we'll walk you through a step-by-step process for successfully synchronizing your devices. We'll cover native Android tools, the DEXP TV interface, and possible alternative methods if the standard approach fails. Proper network configuration is key to success in this process.
Network requirements and pre-requisites
Before pairing the devices, you need to make sure your local network is ready to handle heavy video streaming. The most important requirement is that both devices are on the same subnet. This means that both the Samsung smartphone and the DEXP TV must be connected to the same router. If you have a dual-band router, it's advisable for both devices to operate on the same frequency. 5 GHz, as it provides higher throughput.
Check that Wi-Fi is enabled on your TV. To do this, use your remote control and navigate to the settings menu. The path typically looks like this: Settings → Network → Wireless NetworkMake sure your connection status shows "Connected" and the signal is stable. A weak signal can cause frequent disconnects while watching.
⚠️ Important: If your router supports AP Isolation, you must disable it in the router settings. This feature prevents devices within the same Wi-Fi network from communicating with each other, making it impossible to connect your phone to your TV.
It's also worth checking your smartphone's basic settings. Make sure your phone isn't in data-saving or power-saving mode, which can limit background network activity. For stable operation, it's best to temporarily disable mobile data, leaving only Wi-Fi enabled to prevent the system from trying to switch between networks.
Using Smart View on Samsung
Owners of Samsung smartphones have a significant advantage, as the One UI shell already has the function built in Smart ViewThis proprietary technology, based on the Miracast standard, allows you to mirror your phone's screen to compatible TVs without installing additional software. To get started, pull down the notification shade and find the Smart View icon.
After tapping the icon, your phone will begin searching for available devices within range. Your DEXP TV should appear in the list. It may display the TV model name or "DEXP Smart TV." Tap it to initiate pairing. A connection confirmation prompt may appear on the TV screen, which you'll need to accept using the remote.
- 📱 Tap the Smart View icon in the Quick Settings panel.
- 📡 Wait until your TV's name appears in the list.
- ✅ Confirm the connection on the TV screen if prompted.
- 🔄 Select the display mode: screen mirroring or extension.
It's important to note that image quality depends on the wireless channel load. If you plan to stream high-definition video 4K, make sure your router supports this standard and is located close to the receiver. Otherwise, audio delays or image artifacts may occur.
☑️ Pre-broadcast check
Setting up a DEXP TV to receive a signal
While modern DEXP TVs often have built-in Miracast support, some models require manual activation via the app menu. The interface may vary depending on the firmware version, but the logic remains the same. You need to find the app responsible for wireless image transmission.
Look for names like "Wireless Display," "Miracast," "Screen Share," or "Cast" in the app menu. After launching the app, the TV will enter connection standby mode. A message will appear on the screen indicating that the device is ready to pair and is waiting for a signal from the mobile device. At this point, the phone should detect the TV when scanning.
| Model/Series DEXP | Name of the function in the menu | Protocol | Do you need internet? |
|---|---|---|---|
| DEXP Ural Series | Wireless Display | Miracast | No |
| DEXP Smart TV (Android) | Screencasting | Chromecast/Miracast | No (for local) |
| DEXP Old Models | DLNA Server | DLNA | No |
| DEXP 4K Series | Screen Mirroring | Miracast | No |
In some cases, especially on older models, a TV software update may be required. Check for updates in the section Settings → About TV → Software UpdateNew firmware versions often contain fixes for Wi-Fi module errors, which directly impact the stability of the connection with smartphones.
What to do if the TV is not visible?
If the search yields no results, try rebooting the router. Sometimes temporarily disabling DHCP on the router and manually assigning IP addresses helps, but this requires network administration skills. Also, check if MAC address filtering is enabled on the router.
Alternative Methods: Apps and DLNA
If the native Smart View feature doesn't work or is unstable, you can use third-party solutions. Protocol DLNA Allows you to stream media files (photos, videos, music) from your phone to your TV, but it doesn't mirror the entire screen in real time. Apps like BubbleUPnP or Samsung's built-in player are suitable for that.
For full screen mirroring on DEXP TVs without built-in Miracast, you can use dedicated receiver apps. For example, the "TV Cast" or "AirScreen" app installed on your TV (if it's running Android TV) will allow you to receive a signal from your phone. In this case, the phone and TV must be on the same network.
- 📥 Install the receiver app on your TV from the app store.
- 📲 Download the companion app to your Samsung smartphone.
- 🔗 Enter the code displayed on the TV screen into the app on your phone.
- ▶️ Start broadcasting the selected content.
Using third-party software often offers more customization options, such as bitrate adjustment or codec selection. However, this can introduce additional latency, which is critical for fast-paced games. For watching movies, this method is ideal.
⚠️ Important: When installing third-party apps on your TV, pay attention to the permissions they request. Some programs may require access to the file system or microphone, which are not necessary for simple screen mirroring.
Solving common connection problems
Even with proper setup, errors can still occur. A common issue is when your phone detects the TV, but when you try to connect, it displays "Unable to connect." This is often due to another streaming app already running on the TV or the TV's memory buffer being full. The solution is simple: close all apps on the TV and restart it.
Another common issue is audio and video desync. This is a classic sign of insufficient Wi-Fi bandwidth. Try switching your router to 2.4 GHz only or 5 GHz only to eliminate interference. Also, make sure there are no strong sources of interference nearby, such as microwave ovens.
If the image is choppy or low-resolution, check the resolution settings on your phone itself. The Smart View menu has streaming quality settings. Sometimes, lowering the quality to 720p results in a smoother picture than trying to stream 1080p over a weak signal.
Optimizing wireless network performance
For those seeking maximum quality, optimizing the network itself is essential. DEXP TVs often have less powerful Wi-Fi modules, so a clear airwave signal is critical. Use the standard 802.11ac (Wi-Fi 5) or ax (Wi-Fi 6), if your router and TV support them.
It's also worth considering using WPS technology for quick pairing, if both devices support it. This simplifies password entry, but is less secure. For a home network where only private content is streamed, this is an acceptable tradeoff for convenience.
Regularly rebooting your router helps clear the cache and redistribute channels, which is especially important in apartment buildings with dense Wi-Fi networks. A stable IP address assigned to the TV in the router settings will also speed up the phone's search for the device.
Why can't my Samsung phone see my DEXP TV?
Most often, the problem lies in the devices being connected to different frequency bands (guest network, IoT network) or access point isolation being enabled on the router. Also, make sure the signal receiving app is running on the TV.
Is it possible to connect a phone via cable if Wi-Fi is not working?
Yes, if your phone has a USB-C port and your TV has HDMI, you can use an MHL or SlimPort adapter. However, this requires your phone to support the technology and power the adapter.
Does phone connection affect internet speed?
Streaming a local file (from your phone's storage) doesn't use up your internet connection. If you stream online videos (YouTube, Netflix) from your phone to your TV, the traffic goes through the router, but it puts a strain on your Wi-Fi connection, which can reduce speeds for other devices.