How to connect your phone to a Xiaomi 4S TV: everything from Wi-Fi to cable

Contents

• Why Connect Your Phone to Xiaomi Mi TV 4S
• Connection via Wi-Fi Direct (without router)
• Use of Miracast (Screen Mirroring)
• Communication through HDMI-cable (for Android and iPhone)
• Transfer of files via USB: photos, videos, music
• Special Applications: Mi Home and Alternatives
• Common Mistakes and How to Fix Them
• Frequent Questions (FAQ)

Connecting your smartphone to your Xiaomi Mi TV 4S offers a range of options, from watching big screen photos to streaming high-resolution videos. But not everyone knows that there are at least 5 ways to sync, from wireless protocols to wired connections. The choice of method depends on your tasks: whether you need to transfer files, duplicate the screen or control the TV from your smartphone.

In this article, we will analyze all the current ways of connecting, including the nuances for different operating systems (Android, iOS), and give recommendations for eliminating common problems. Particular attention will be paid to the unique feature of the Xiaomi Mi TV 4S: built-in support for Miracast without additional adapters, which distinguishes it from many competitors.

Connection via Wi-Fi Direct (without router)

Wi-Fi Direct allows you to connect your phone and your TV Xiaomi Mi TV 4S directly, without a router intermediary, which is convenient for transferring files or managing TV in an environment where there is no access to the home network.

To activate the connection:

• 📱 On your smartphone: open Settings → Wi-Fi → Wi-Fi Direct (on Android, the path may differ depending on the firmware).
• 📺 On TV: Go to Settings → Network and Internet → Wi-Fi Direct and enable device search.
• 🔄 Select the model of your Mi in the list on your phone TV 4S (Usually displayed as MiTV-XXXX) and confirm pairing.

After successful connection, you will be able to:

• 📁 Transfer files through standard applications (e.g. File Manager on Xiaomi or Files by Google).
• 🎮 Use your phone as a remote control through the Mi Remote app.
• 📺 Duplicate the screen (if the function is supported by your smartphone).

⚠️ Attention: Wi-Fi Direct data transfer speed is lower than cable. 4K possible inhibition.

Make sure your TV is Wi-Fi enabled | Check your phone battery (minimum 30%) | Turn off your VPN on your smartphone | Place your devices at a distance of no more than 5 meters-->

Use of Miracast (Screen Mirroring)

Miracast is a wireless screen transfer standard that is supported by Xiaomi Mi TV 4S out of the box. Unlike Chromecast or AirPlay, it does not require additional devices or applications.

Instructions for Android:

1. On TV: Settings → Connection and Sharing → Wireless Display (Miracast) → turn on the option.
2. On your phone: open Settings → Connected devices → Wireless display (on Samsung it can be Smart View, on Xiaomi it can be Screen Mirroring).
3. Select your Mi TV 4S from the list and wait for the sync.

For iPhone owners, the process is more complicated:

• 🍎 Direct Miracast on iOS is not supported. Apple will be required TV Lightning-to-HDMI adapter.
• 🔌 Alternative: Use apps like ApowerMirror or LetsView, but they can cause delays.

⚠️ Note: When using Miracast on Xiaomi Mi TV 4S You can have a delay of up to 200 ms. For games or videos, this is critical. HDMI.

Communication through HDMI-cable (for Android and iPhone)

Wired HDMI connectivity ensures minimal latency and maximum transmission quality — ideal for games, 4K HDR videos or presentations.

For Android smartphones:

• 🔌 It'll take a cable. USB-C to HDMI (or micro-USB to HDMI For older models, support for DisplayPort Alt Mode.
• 📱 On the phone, select Image Transfer Mode (sometimes you need to enable Settings). → Display).
• 📺 On the TV, select the appropriate HDMI-port.

For the iPhone:

• 🍎 Use the official Apple Lightning Digital adapter AV Adapter (cost) ~3 500 ₽).
• 🔄 Connect the adapter to your iPhone and then connect it to your TV through HDMI-cable.
• ⚡ On the screen of the phone will appear duplicate image with a resolution of up to 1080p (Even if the TV supports 4K).

💡

If the image on the TV is cropped at the edges, on the Xiaomi Mi TV 4S remote, click the Menu button → Image → Screen Mode and select Just Scan or 1:1.

Transfer of files via USB: photos, videos, music

If you just need to copy files from your phone to your TV (or vice versa), USB-Connection is the most reliable way. - Xiaomi Mi TV 4S format-support FAT32, exFAT and NTFS, which allows you to work with flash drives up to 16 TB.

Step-by-step:

1. Connect your phone to your TV via USB-A → USB-C/Micro-USB cable (use USB 3.0 port on your TV for maximum speed).
2. On the TV screen, select the USB source from the input menu.
3. On your phone, select File Transfer (on Android) or Trust that computer (on iPhone, but without full access to the file system).
4. Use the built-in File Manager on your TV to copy data.

Supported file formats:

• 📷 Photo Photo: JPEG, PNG, WEBP, RAW (restrictively).
• 🎬 Video: MP4, MKV, AVI, MOV (maximum 4K@60fps).
• 🎵 Audio: MP3, FLAC, WAV, AAC.

⚠️ Note: When connecting the iPhone to USB The TV recognizes it as a camera (PTP), You can only view photos and videos from the gallery. For other files, use cloud services.

Special Applications: Mi Home and Alternatives

For advanced management Xiaomi Mi TV 4S from a smartphone, you can use branded and third-party applications. They allow not only to duplicate the screen, but also to customize the TV, run applications or even use the phone as a gamepad.

Top.-5 applications:

To connect via Mi Home:

1. Install the app from the App Store or Google Play.
2. Sign up or sign in to your Xiaomi account (must match your TV account).
3. In the Devices section, click Add and select Television.
4. Follow the instructions on the screen – the TV and phone must be on the same Wi-Fi network.

💡

The Mi Home app allows you to control the Xiaomi Mi TV 4S even outside the home network, if the TV is connected to the Xiaomi account and has access to the Internet.

Common Mistakes and How to Fix Them

Even with the right connection, there can be problems, and let's look at the most common ones and how to solve them.

1.The TV doesn't see the phone over Wi-Fi/Miracast

• 🔄 Reboot both devices.
• 📶 Check that the device detection mode is enabled on the TV (Settings) → Network → Wi-Fi Direct).
• 🛠 Update your TV firmware to the latest version (current version at 2026 — MIUI TV 3.0.12).

2.No sound when the screen is duplicated

• 🔊 On your phone, check that Miracast has the option to Transmit Sound enabled.
• 📵 Turn off Bluetooth headphones – they can block the output of sound on TV.
• 🔧 On TV in Settings → Select the sound. HDMI ARC as a sound source (if connected through the HDMI).

3. Image lagging or braking

• 📶 Switch to 5GHz Wi-Fi frequency (less interference).
• 📱 Close the background apps on your phone (especially instant messengers and streaming services).
• 🔌 Use a wired connection (HDMI) resource-intensive.

Frequent Questions (FAQ)