Why the smartphone โcanโt seeโ the Xiaomi TV
You are trying to stream video from your phone to Xiaomi Mi TV, Redmi Smart TV The problem is found on both Android smartphones (including Xiaomi, Samsung, Honor) and iPhones - despite promised support for Miracast, Wi-Fi Direct or Google Cast. In 80% of cases, it is not hardware faults that are to blame, but incorrect network settings, outdated software or protocol conflict.
In this article, weโll look at all the possible reasons why the phone doesnโt detect a Xiaomi TV for broadcasting, from basic (wi-fi turned off) to exotic (locking off). MAC-For each problem, we'll give you a step-by-step solution with illustrations from real menus on TV and smartphones โ FAQ Answering frequent questions that are not covered even in official documentation.
If your TV is older than 2018 (for example, Mi). TV 3S or Mi TV 4A First revisions, some functions may not work properly due to iron limitations, but even then, there are workarounds.
1. Problems connecting to a single Wi-Fi network
The most common reason why the phone does not see Xiaomi TV, โ devices are connected to different networks or use different bands (2.4 GHz vs 5 GHz). Even if both devices are on the same network by name, the router can share them at the level of the network. VLAN guestnet.
What to check:
- ๐ถ Name of the network (SSID): The phone and TV must match exactly (including the register, Xiaomi_5G and Xiaomi_2.4G โ These are two different networks.
- ๐ Frequency Range: Many Xiaomi TVs (especially budget ones) only work in the 2.4 GHz band. If the phone is connected to 5 GHz, the broadcast may not work.
- ๐ซ Guest mode: if the TV is connected as a โguest deviceโ, the smartphone will not be able to detect it due to the limitations of the router.
How to fix it:
- On your phone and TV go to Settings โ Wi-Fi and make sure you are connected to the same network (e.g., Wi-Fi, Keenetic-123, not Keenetic-123_5G).
- If the router supports the merger SSID (one name for 2.4 and 5 GHz, enable this feature in its settings (usually in the Wireless section). โ Basic).
- Turn off the guest network on the router or transfer the TV to the main network.
โ ๏ธ Attention: Some Xiaomi models TV (Like Mi. TV P1 or Redmi Smart TV X) require that the smartphone and TV be connected exclusively to 2.4 GHz. Try manually switching the phone to this range in Wi-Fi settings.
2. Protocol incompatibility: Miracast vs. Google Cast vs. AirPlay
Xiaomi TVs support several broadcast protocols, but not all of them work with smartphones:
- ๐ฑ Miracast (built into Android) โ runs on most Xiaomi TV, but may require manual activation.
- ๐ฌ Google Cast (Chromecast) โ only supported on Google models TV Android TV (Like Mi. TV Q2).
- ๐ AirPlay is only available on Xiaomi TV A Pro and new models with MIUI TV 3.0+.
If your phone can't see the TV, chances are you're trying to use the wrong protocol. For example, an iPhone won't be able to stream to Xiaomi. TV 4S via AirPlay, and Android-smartphone will not find Mi TV Stick if Miracast is disabled.
| Model Xiaomi TV | Miracast | Google Cast | AirPlay | Notes |
|---|---|---|---|---|
| Mi TV 4A/4C/4S (2018โ2020) | โ | โ | โ | Requires manual Miracast inclusion in Settings โ Connections โ Wireless broadcasting. |
| Redmi Smart TV X | โ | โ (refreshed) | โ | Google Cast Appears After Updating MIUI TV 2.5+. |
| Mi TV Q1/Q2 | โ | โ | โ (2022) | Supports all protocols, but may require resetting of network settings. |
| Mi TV A Pro (2023) | โ | โ | โ | It is better compatible, but can block broadcasts when the Wi-Fi signal is low. |
How to check which protocol is used:
- On Android: Open Settings โ Connected devices โ If there's a wireless display item on it, it's Miracast.
- On iPhone: swipe down for Control Point and click Screen Duplication. if Xiaomi TV Not displayed โ AirPlay is not supported.
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If your Xiaomi TV doesnโt support Google Cast but you need a stream from YouTube or Netflix, use the LocalCast (Android) app or TV Cast (iOS) โ they emulate Chromecasts through DLNA.
3. Outdated software on TV or phone
More than 30% of problems with the broadcast on Xiaomi TV associated with outdated software, especially on 2019-2020 models (e.g. Mi) TV 4A s MIUI TV The manufacturer regularly releases patches to fix Miracast and Wi-Fi Direct errors, but many users ignore the updates.
How to check the version of the software Xiaomi TV:
- Go to Settings โ About TV โ System Update.
- Compare the current version with the latest one on Xiaomiโs official website.
- If you have an update, install it on the cable (via the cable). USB), so OTA-Air updates often fail.
Updating your phone is equally important:
- ๐ฑ On Android, including Xiaomi/Redmi/POCO): Settings โ The phone. โ Updating the system.
- ๐ On iPhone: Settings โ Mainstream โ Update of the PO.
โ ๏ธ Note: If after the Xiaomi update TV stopped seeing the smartphone, reset network settings on the TV: โ System system โ Reset โ Network reset. It will delete all stored Wi-Fi networks, but it will resolve protocol conflicts.
Download the latest firmware from the official website|Connect USB-accumulator (FAT32)|Turn off the TV (take out the plug)|Click the Menu button + Volume Up when enabled for forced update|Do not turn off the TV until the process is completed (10-15 minutes)
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4. Conflicts with router security settings
A router can block a broadcast for several reasons:
- ๐ Filtration MAC-Addresses: If the routerโs settings indicate a โwhite listโ of devices, the TV or phone may be excluded.
- ๐ก๏ธ Firewall: Some routers (for example, routers, ASUS RT-AX88U) Blocking the Bonjour protocol required for Miracast.
- ๐ก Isolation of clients (AP Isolation: If enabled, devices on the same network donโt โseeโ each other.
How to set up a router for correct translation:
- Open the router control panel (usually at 192.168.1.1 or 192.168.0.1).
- Go to the Wireless section โ Wireless MAC Filter and make sure that the filter is turned off.
- V LAN โ AP Isolation turns off customer isolation.
- If you use a guest network, move the TV to the main network.
For advanced users:
# Example of commands to enable multicast (required for Miracast) on routers with OpenWRT firmware:
uci set dhcp.@dnsmasq[0].enable_tftp='1'
uci set dhcp.@dnsmasq[0].localise_queries='1'
uci commit
/etc/init.d/dnsmasq restartList of routers with known Miracast problems
Hardware limitations and malfunctions
If all settings are correct, but the phone still canโt see Xiaomi TV, The problem may be in the iron:
- ๐ก Faulty Wi-Fi module on TV (frequent problem with Mi) TV 4A after 3-4 years of operation).
- ๐ Power problems: If the TV is connected via an extension cord or a weak power supply, the Wi-Fi module may not work smoothly.
- ๐ฑ A damaged antenna on a smartphone (for example, after a fall).
How to diagnose:
- Check Wi-Fi on TV: Connect to Xiaomi TV other device (laptop, tablet) If it doesn't connect, there's a problem in the TV module. Run the network test: Settings โ Network โ Speed test, if the speed <10 Mbps โ the module is not working properly.
- Check the phone: Connect your smartphone to another Wi-Fi network. If the speed is low or the connection is constantly broken, the problem is the phone. Try to stream the screen to another TV (for example, Samsung or Samsung). LG).
Interim decisions:
- ๐ Use it. USB-Wi-Fi adapter for TV (supported on models with port) USB 3.0).
- ๐ถ Connect your phone to TV via USB-C โ HDMI (Requires support for DisplayPort Alt Mode).
- ๐ Check the TV's power supply - if it gives you a voltage lower 12V, Wi-Fi module will be turned off.
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If Xiaomi TV is older than 2018 and doesnโt see Android 12 smartphones+, It is likely that its Wi-Fi module does not support modern security standards (WPA3). The solution is to switch the router to WPA2-PSK or use the access point on the phone.
6. Conflicts with applications and services
Some applications can block the broadcast:
- ๐ก๏ธ Antiviruses (e.g. Avast, Kaspersky) โ block Miracast as โsuspiciousยป.
- ๐ VPN โ Changes traffic routing, causing the phone to not see local devices.
- ๐ฎ Gaming accelerators (e.g. Game Turbo on Xiaomi) โ can disable background processes responsible for broadcasting.
How to fix it:
- Close all applications related to VPN safety.
- Nana Xiaomi/Redmi/POCO Turn off Game Turbo in Settings โ Special facilities โ Game mode.
- If you use Custom ROM (For example, LineageOS, check if it supports Wi-Fi Direct.
For the iPhone:
- Turn off iCloud Private Relay (Private Relay) in Settings โ Apple ID โ iCloud.
- Make sure that in the settings โ Screen time. โ Content Restrictions Not Blocked by AirPlay.
7. Alternative broadcasting methods, if nothing helps
If standard methods do not work, use the workarounds:
| Method | Required. | Pluses | Cons |
|---|---|---|---|
| DLNA (through annexes) | LocalCast or BubbleUPnP | It works on old TVs, supports subtitles. | 1โ2 second delay, no sound in some formats |
| USB-OTG + HDMI | adapter USB-C/MicroUSB โ HDMI | No delay, it works without Wi-Fi | Requires support for DisplayPort Alt Mode on your phone |
| Google Home (for Chromecast) | Chromecast Device or Built-in Cast on TV | Stable broadcast, support 4K | It does not work with local files without the Internet. |
| Phone access point | Create an access point and connect TV to it | Bypass router restrictions | Discharges the phone battery, traffic restriction |
Instructions for DLNA:
- Install on the phone LocalCast (Android) or TV Cast (iOS).
- Open the video/photo in the app and select Device DLNA (Xiaomi TV should be on the list).
- If you can't see the TV, turn it on. DLNA on TV: Settings โ Network โ DLNA.
For USB-OTG + HDMI:
- Buy an adapter (for example, Baseus) USB-C to HDMI).
- Connect your phone to the TV via an adapter and select the source HDMI remote.
- If the screen is not duplicated, turn on DisplayPort mode in your phone settings (on Xiaomi: Settings) โ Display. โ Display mode โ HDMI).