How to Turn a Regular TV into a Smart TV with Wi-Fi: A Complete Guide

An old TV without smart features isn't a reason to spend money on a new model. With modern devices and technologies, even the simplest TV can be transformed into a fully-fledged one. Smart TV with Wi-Fi support, streaming services, and voice control. The key is to choose the right upgrade method based on your TV's capabilities and budget.

In this article we will look at all current methods TV updates: from connecting external set-top boxes to software upgrades via firmware. You'll find out which devices support Miracast And DLNAHow to choose an Android box for 4K content, and why it's sometimes easier to update the software than buy a new device. We'll also compare the costs and features of each method in a table to help you make your decision.

Important: Not all TVs can be converted into Smart TVs equally effectively. For example, CRT monitors (with a cathode ray tube) do not support modern connectors, but old ones LCD panels without HDMI limited in capabilities. But even in such cases, there are workarounds—read on.

1. Ways to turn a regular TV into a Smart TV: Comparison of methods

Before choosing a specific solution, you need to understand what options exist. We have highlighted 5 main ways, varying in price, setup complexity, and final functionality. Here's a brief overview:

• 📺 Android TV Box — a universal solution with a full range of applications (Netflix, YouTube, IPTV) and 4K support. Suitable for TVs with HDMI.
• 🖥️ Media player (Apple TV, Xiaomi Mi Box) — compact devices with an optimized interface, but a limited ecosystem.
• 🔄 Beam projection (Miracast/WiDi) — Wireless screen sharing from a phone or laptop. No hardware required, but depends on a stable Wi-Fi connection.
• 🔧 Firmware (for Android TVs) - software upgrade for models with support for custom software (for example, Sony Bravia or Philips on Android TV).
• 💻 Connecting to a PC/Laptop - using the TV as a second monitor with content output through HDMI or Wi-Fi Direct.

Each method has its pros and cons. For example, Android set-top boxes allow you to install any applications from Google Play, but they can slow down on weak hardware., and wireless broadcasting via Miracast Often suffers from audio lag. To choose the best option, consider:

• 🔌 Availability of connectors on the TV (HDMI, USB, VGA).
• 💰 Budget (from 1,500 ₽ for a budget set-top box to 10,000 ₽ for a top-end one) NVIDIA Shield).
• 📶 The quality of your Wi-Fi (wireless methods require a speed of at least 20 Mbps).
• 🎮 Targeted use (movies, games, IPTV, video calls).

2. Android set-top box: a full-fledged Smart TV for 2,000–10,000 ₽

Android boxes are the most popular solution for upgrading a TV. They connect via HDMI, work on the basis Android TV or standard Android, and support all key services: from Netflix to TwitchThe main advantage is flexibility: you can install any applications, games, even retro console emulators.

When choosing a set-top box, pay attention to:

• 🔥 CPU: a 4-core processor is enough for Full HD Rockchip or Amlogic, for 4K you need Snapdragon or Apple A-series (V Apple TV).
• 🖼️ HDR/Dolby Vision support: relevant for modern films and TV series.
• 🎮 Availability of Google Play: some Chinese boxes (for example, Tanix TX6) work without certified services.
• 🔌 Ports: HDMI 2.1 for 4K@120Hz, USB 3.0 for external drives, Ethernet for a stable internet connection.

If your TV supports CEC (controlled with one remote), the set-top box will be able to turn on with the TV and switch signal sources automatically. To set it up:

1. Connect the set-top box to HDMI-TV port.
2. Enable the option HDMI-CEC in TV settings (may be called Anynet+ at Samsung or Simplink at LG).
3. Connect the set-top box to Wi-Fi via the settings menu.
4. Install the required applications from Google Play or App Store.

Check if your TV has an HDMI port|Check your Wi-Fi speed (minimum 15 Mbps)|Make sure your set-top box supports the streaming services you need|Compare prices on AliExpress and in local stores-->

⚠️ Attention: Cheap consoles on Allwinner or Rockchip often supplied with uncertified NetflixIn this case, the application will either not install or will be restricted by permission. 480pCheck support Widevine L1 before purchasing.

3. Wireless screen sharing: Miracast, WiDi, AirPlay

If you don’t want to buy additional equipment, you can use technology wireless projectionIt allows you to wirelessly stream your smartphone, tablet, or laptop screen directly to your TV. The only requirement is support for one of the following technologies:

• 📱 Miracast — standard for Android and Windows (works on most TVs after 2013).
• 🍎 AirPlay — exclusive to devices Apple (needed) Apple TV or TV with support AirPlay 2).
• 💻 WiDi (Intel Wireless Display) — an outdated standard for laptops with processors Intel (up to 7th generation).

To check if your TV supports Miracast, go to network settings and look for items like Screen Mirroring, Wi-Fi Direct or AllShare Cast (at Samsung). If there is no such option, you can buy an external adapter (for example, Microsoft Wireless Display Adapter for ~3,000 ₽).

Instructions for broadcasting from Android:

1. Activate the modes on your TV Miracast or Screen Mirroring (usually on the menu Network → Wireless Projection).
2. On your smartphone, open Settings → Connected devices → Screencasting (on Samsung — Smart View).
3. Select your TV from the list of available devices.
4. Confirm the connection on both devices.

For Windows 10/11:

1. Click Win + K and select Connect to a wireless display.
2. If the TV is not displayed, check if it is turned on. Miracast V Settings → System → Project to this PC.

Why is Miracast streaming slow?

The main causes of lag are weak Wi-Fi (5 GHz is required) or a congested channel. Also, some TVs limit the broadcast resolution to 720p. Try:

• 🔄 Switch to the 5 GHz channel in your router settings.
• 📵 Disconnect other devices from the network.
• 🔧 Update your TV firmware.

⚠️ Attention: When broadcasting via Miracast Sound may be delayed by up to 200 ms. This is critical for games or video calls. To synchronize, use external speakers connected to the audio source (smartphone or PC).

4. TV firmware: upgrade without additional devices

If your TV is running on Android TV or Linux-based OS (e.g. webOS at LG or Tizen at Samsung), it can be updated via software. This will allow you to get new features, fix bugs, and even install unofficial firmware with advanced capabilities.

However firmware is a risky processIncorrect actions can brick your TV. Before you begin:

• 🔍 Check your TV model (written on the sticker on the back).
• 📥 Download the official firmware from the manufacturer's website (for example, LG or Sony).
• 🔋 Make sure your TV is connected to an uninterruptible power supply (do not unplug the power cord during the update!).
• 📁 Make a backup copy of your current settings (if this option is available).

Instructions for Sony Bravia (Android TV):

1. Download the firmware in format .pkg and save it to a flash drive (FAT32).
2. Connect the flash drive to USB-TV port.
3. Go to Settings → Support → Software Update → Update from USB.
4. Select the firmware file and confirm the installation.

For LG (webOS):

1. Download the file .epk from the official website.
2. Place it in the root directory of your USB drive.
3. Insert the flash drive into the TV and hold the button Settings on the remote control for 5 seconds.
4. In the recovery menu, select Upgrade.

⚠️ Attention: Unofficial firmware (for example, LineageOS for TV) may add new features, but they often void the warranty and break the DRM. Once installed, services like Disney+ or Netflix may refuse to play content in high definition.

5. Connecting the TV to a PC or laptop

If you have a computer, you can use your TV as a second monitor, displaying any content, including your browser, games, or streaming services. Connection methods:

• 🔌 Via HDMI — the most reliable method, supports 4K@60Hz and sound.
• 📶 Via Wi-Fi (Miracast/Wi-Fi Direct) - wireless option, but with possible lags.
• 🔗 Via DLNA — streaming media files from a PC to a TV via a local network.

To connect via HDMI:

1. Connect your PC and TV with a cable (use HDMI 2.0 for 4K).
2. On your computer, click Win + P and select the mode Duplicate or Expand.
3. On your TV, select the signal source HDMI.

For streaming on DLNA:

1. On your PC, turn on media sharing (in Windows: Settings → Network & Internet → Sharing options).
2. Install a DLNA server (for example, Plex or Kodi).
3. On your TV, open the app Media player or SmartShare and select your PC from the list of devices.

If you need to broadcast your screen Mac on TV:

• Use AirPlay (if TV supports AirPlay 2).
• Or connect Apple TV and activate Screen Mirroring on the menu Control Center.

6. Alternative methods: IPTV, game consoles, Chromecast

In addition to the basic methods, there are less obvious options for turning your TV into a smart one:

• 🎮 Game consoles (PlayStation 5, Xbox Series X) — support streaming services and can replace a set-top box. Cons: high price (from 30,000 rubles).
• 📡 IPTV set-top boxes (For example, MAG-250) - specialize in television, but do not support YouTube or Netflix.
• 🔥 Google Chromecast — a compact device for streaming from a phone (price: ~3,000 ₽). It doesn't have its own interface, only streaming.
• 💽 Network-enabled media players (WD TV Live) - play files from a NAS or flash drive, but without Smart functions.

Google Chromecast — one of the easiest ways to add smart features. Just connect it to HDMI-port, configure via the application Google Home and stream content from your phone. However, it has limitations:

• ❌ No remote control - control only via smartphone.
• ❌ Not all applications support broadcasting (for example, VIU or Wink).
• ❌ Quality depends on Wi-Fi speed (at 10 Mbps, Full HD will slow down).

If you have PlayStation 4/5 or Xbox, you can use it as a media center:

1. Install applications Netflix, YouTube, Twitch from the console store.
2. Connect streaming service accounts.
3. Use a gamepad or voice control to navigate.

⚠️ Note: Consoles do not support all codecs (e.g. AV1 or DTS:X). If you have a collection of films in rare formats, it is better to choose a specialized set-top box like Zidoo Z9X.

7. Common mistakes and how to avoid them

When upgrading a TV, users often encounter common problems. Here's how to prevent them:

• 🔌 The TV doesn't recognize the set-top box.:
  • Check that the cable HDMI is working properly (try another port).
  • Select the correct signal source on your TV (press Source or Input on the remote control).
  • Update your set-top box firmware.
• 📶 Wi-Fi won't connect:
  • Make sure the network is in range 2.4 GHz (not all consoles support 5 GHz).
  • Check if the router is blocking the device by MAC address.
  • Reset the network settings on the set-top box.
• 🔊 No sound:
  • In TV settings, select HDMI ARC or PCM instead of Auto.
  • Check if the sound is muted in the set-top box settings.
  • If you use Miracast, the sound can go through the smartphone - turn on the external output.
• 🐢 Lag when watching videos:
  • Close background applications on the set-top box.
  • Connect the set-top box to the router with a cable Ethernet.
  • Lower the video resolution to 1080p.

If after flashing the firmware the TV stops turning on ("bricked"), try:

1. Unplug the power cord for 1 minute, then plug it back in.
2. Press and hold the button Power on the TV case for 15 seconds (hard reset).
3. Repeat the firmware from a flash drive formatted in FAT32.
4. Contact the service center, indicating the model and firmware version.

FAQ: Answers to Frequently Asked Questions

Is it possible to turn a TV without HDMI into a Smart TV?

Yes, but with restrictions. Options:

• 🔌 Use an adapter VGA/Composite → HDMI (For example, Portta PETVGA02), but the quality will be worse.
• 📶 Connect Chromecast or Miracast adapter through USB (if TV supports MHL).
• 💻 Stream content from your laptop Wi-Fi (if the TV can receive DLNA).

For the old CRT TVs the only option is an external tuner with AV output (For example, Dune HD old model).

What is the minimum internet connection required for Smart TV?

Requirements depend on the resolution:

• 📺 480p (SD) — 3 Mbit/s.
• 📺 720p (HD) — 5 Mbps.
• 📺 1080p (Full HD) — 10 Mbps.
• 📺 4K (UHD) — 25 Mbps (up to 50 Mbps for HDR).

For stable operation, a 30% margin above the minimum requirements is recommended. If you have multiple devices, consider the overall network load.

Can I install Netflix on an uncertified set-top box?

Technically yes, but there will be limitations:

• 🔴 Without certification Widevine L1 maximum resolution - 480p.
• 🔴 Some consoles (for example, on Allwinner H6) they won't launch it at all Netflix due to blocking.
• 🔴 You can use workarounds: SmartTubeNext (for YouTube) or Kodi with plugins, but this violates the terms of service.

The legal way is to buy a certified set-top box (for example, Xiaomi Mi Box or NVIDIA Shield).

How to connect a keyboard and mouse to a Smart TV box?

Most Android boxes support USB and Bluetooth devices:

1. For wired devices: connect to the port USB on the console.
2. For wireless: go to Settings → Input Devices → Add Bluetooth Device.

For gaming, it is better to use a gamepad (Xbox or DualShock connect automatically). If the mouse doesn't work, install the application Mouse Toggle to emulate a touchpad.

Is it worth buying a TV with Android TV or is it better to buy a set-top box?

Comparison:

Criterion	Built-in Android TV	External console
Speed ​​of work	Depends on the TV hardware (often weak)	You can choose a powerful model
Updates	Rare, depends on the manufacturer	Frequent (especially in NVIDIA Shield)
Flexibility	Limited by manufacturer	Can be replaced/updated
Price	Included in the price of TV	From 2,000 ₽ for a budget model

Conclusion: If you already have a TV without Smart features, it's cheaper and more practical to buy a set-top box. If you're buying a new TV, get one with built-in features. Android TV or Google TV (For example, Sony X80K or TCL C745).