Wirelessly broadcast your smartphone screen to a big-screen TV BBK Opens up new possibilities: from watching movies in high definition to showing presentations or playing mobile games on a 50+ inch screen. However, many users encounter problems when first connecting—the TV doesn't detect the phone, the image lags, or the connection constantly drops. The most common cause is an incorrect connection method or protocol incompatibility.
In this article we will look at all current connection methods (Wi-Fi Direct, Miracast, DLNA), let's take a closer look at the settings Android And iPhoneWe'll also provide a checklist for diagnosing common errors. We'll pay special attention to models. BBK With Smart TV at the base Android TV (series LE24SMT2165T2C, LE32SMT2195T2C etc.), where the connection algorithm differs from that of budget TV lines. If your TV was released before 2019, some features may be missing—check the specifications in the documentation.
1. Which connection method should you choose: a comparison of Wi-Fi Direct, Miracast, and DLNA
Before setting up, it's important to decide on a data transfer protocol. This affects not only the picture quality but also the available features (for example, the ability to control the TV from a phone or stream audio separately from video).
| Protocol | Supported devices | Max. permission | Latency (ms) | Additional functions |
|---|---|---|---|---|
| Wi-Fi Direct | Android 4.0+, iOS (limited), Windows | 1080p (on BBK often 720p) | 100–200 | Direct connection without a router, mouse/keyboard support |
| Miracast | Android 4.2+, Windows 8.1+, BBK with Android TV | 4K (in practice 1080p) | 50–150 | Screen mirroring, low latency for gaming |
| DLNA | All devices with a DLNA server | 1080p | 200–500 | Stream media files (not screen!), work via a router |
Optimal for most tasks Miracast - it provides minimal latency and is supported by all modern TVs BBK on Android TV. Wi-Fi Direct Convenient if you don't have a router, but it can slow down when streaming high-definition video. DLNA It's only suitable for viewing photos, movies, or music—you can't mirror your phone's screen using it.
⚠️ Warning: On TVs BBK series LN (For example, LN32SMT2150T2C) Miracast support is often missing. Check the menu for this feature. Settings → Network → Miracast.
2. Connect via Wi-Fi Direct (for Android and iOS)
This method creates a direct network between your phone and TV, bypassing the router. The main advantage is that it works even without internet access. However, iPhone Functionality is limited (only media streaming via AirPlay if the TV supports it).
Instructions for Android:
- On TV BBK open
Settings → Network → Wi-Fi Direct. - Activate the function and wait for the network name to appear (for example,
DIRECT-BBK_LE32XXX). - On your phone, go to
Settings → Connections → Wi-Fiand select the TV network. - Enter your password (default is often
12345678or empty). - Confirm the connection on both devices.
To broadcast your screen after connecting:
- 📱 On Samsung: swipe down →
Smart View→ select TV. - 🤖 On Xiaomi/Redmi:
Settings → Connections → Screencasting. - 🍎 On iPhone: use
AirPlay(if TV supports it).
The TV and phone are charged more than 30%
The TV is set to "Visible to all devices" mode.
VPN and power saving modes are disabled on the phone.
The distance between devices is no more than 5 meters-->
⚠️ Note: On some models BBK After connecting via Wi-Fi Direct, the sound disappears. Solution: In the TV settings, select Sound → Output → External Speakers (HDMI/ARC).
3. Connect via Miracast (screen mirroring)
Miracast is the most universal way to Android-smartphones. It allows you to completely mirror your phone's screen on your TV with minimal lag, which is critical for gaming or video chats. BBK With Android TV (series LE, UE) the function is built into the system; on budget models, it may require a firmware update.
Step-by-step instructions:
- On TV:
Settings → Devices → Wireless Display → MiracastEnable connection standby mode.
- On the phone:
- 🤖 Android 10+:
Settings → Connected devices → Screencasting. - 🍎 iPhone: does not support Miracast (use
AirPlayor adapter Lightning→HDMI).
- 🤖 Android 10+:
BBK-LE32SMT2195).If your TV does not appear in the list:
- 🔄 Restart both devices.
- 📶 Make sure Wi-Fi is turned on on your TV (even if you're connected directly).
- 🛠️ Update your TV firmware (see section 6).
4. Connecting via DLNA (for media files only)
DLNA doesn't mirror your screen, but streams individual files (videos, photos, music) over your local network. This method works on all devices, but requires the TV and phone to be connected to the same router. BBK the function is available through the app Media player or Smart Share.
How to set up:
- Connect your phone and TV to the same Wi-Fi network.
- Open on your TV
Smart ShareorMedia server. - On the phone:
- 🤖 Use apps BubbleUPnP or LocalCast.
- 🍎 On iPhone will do nPlayer or VLC.
DLNA restrictions on BBK:
- ❌ No subtitle support in most formats.
- ❌ Video in
MKVorFLACmay not be playable. - ✅ Works even on older models (for example, BBK 24LED-7105).
How to speed up DLNA streaming?
Use a router that supports the standard Wi-Fi 5 (802.11ac) and a 5 GHz channel. On the TV BBK Disable the option in the network settings Saving Wi-Fi energy - this will reduce buffering delays.
5. Troubleshooting connection issues
If the TV BBK If you can't see your phone or the connection keeps dropping, check the following:
| Problem | Possible cause | Solution |
|---|---|---|
| TV is not displayed in the list of devices | Wi-Fi Direct/Miracast is disabled on TV | Check the network settings on your TV. |
| The connection is broken after 10-30 seconds | Power saving mode on your phone | Disable battery optimization for the streaming app |
| No sound during broadcast | Incorrect sound output on TV | Select HDMI/ARC in the sound settings |
| The video is lagging | Weak Wi-Fi signal or high resolution | Reduce the streaming resolution or connect via cable |
On BBK LN24SMT2130 series TVs and similar budget models, Miracast only works when connected to a router; direct broadcasting (Wi-Fi Direct) may not be supported.
If nothing helps:
- 🔧 Reset the network settings on your TV (
Settings → System → Reset → Network reset). - 📱 Update your phone's firmware (especially relevant for Xiaomi And Realme).
- 🛠️ Check if your antivirus software is blocking the connection (for example, Avast or 360 Security).
6. Updating the BBK TV firmware to support new protocols
If your TV BBK If your device was released before 2020, some features (such as Miracast or 5 GHz Wi-Fi) may be missing due to outdated firmware. Software updates often resolve connection issues and add support for new standards.
How to update firmware:
- Connect your TV to the Internet via
Wi-Fior cable. - Go to:
Settings → Support → Software Update → Update Now - If the update is not found automatically, download it from official website of BBK (select TV model) and install via USB.
⚠️ Attention: When updating via USB, use a flash drive of the following formatFAT32and a folder with the nameupgradeUnknown firmware sources may contain malware.
After update:
- 🔄 Restart your TV.
- 🔧 Reset network settings (
Settings → Network → Reset). - 📱 Try connecting from your phone again.
7. Alternative connection methods (if Wi-Fi doesn't work)
If wireless connection is not possible due to hardware limitations, consider alternatives:
- 📺 HDMI adapter:
- 🤖 For Android: USB-C/MicroUSB → HDMI (For example, Baseus or UGREEN).
- 🍎 For iPhone: Lightning → HDMI (official adapter Apple).
- 📡 Google Chromecast:
- Connects to your TV's HDMI port and works via Wi-Fi.
- Supports
Google HomeAndMiracast.
- 🖥️ Smart TV Box (For example, Xiaomi Mi Box S):
- Converts any TV to
Android TVwith support for all protocols.
- Converts any TV to
For owners BBK with a connector USB 3.0 (for example, models LE43SMT2265T2C) an adapter will do USB→HDMI with support DisplayLinkHowever, for it to work, you will need to install drivers on your phone (available only for some models) Samsung DeX).
FAQ: Frequently asked questions about connecting BBK to a phone
❓ Why doesn't BBK TV detect my iPhone?
iPhone does not support Miracast And Wi-Fi Direct (except for broadcasting media via AirPlay). Solutions:
- Use Apple TV or adapter Lightning→HDMI.
- Check if your model supports it BBK
AirPlay(available on TV 2021+).
How do I enable Miracast on BBK if there's no such option in the menu?
On budget models (BBK LN24SMT2130 etc.) the function may be called differently:
Wireless display(Wireless Display),Screen Mirroring(in international firmware),WFD(Wi-Fi Display).
If there is no item at all, update the firmware or use Wi-Fi Direct.
❓ Is it possible to connect a phone to BBK via Bluetooth?
❌ No. Bluetooth on TVs BBK It's only designed for connecting headsets, keyboards, or mice. It's not suitable for screen sharing or media streaming.
❓ Why does video lag when connected via Wi-Fi?
Reasons and solutions:
- 📶 Weak Wi-Fi signal: Connect to a 5GHz network or use a cable.
- 📱 High load on the phone: Close background applications.
- 📺 Poor TV performance: Reduce the broadcast resolution to 720p.
❓ How do I disable the password prompt when connecting via Wi-Fi Direct?
On most models BBK The default password is - 12345678 or 00000000To disable the request:
- Connect to TV via Wi-Fi Direct.
- On your TV, go to
Settings → Network → Wi-Fi Direct → Advanced. - Select
Disable authentication(this option may not be available on older models).
⚠️ This will reduce security—any device within range of the network will be able to connect to your TV.