The Xiaomi Mi Air projector is a compact device that converts any surface into a screen for movies, games or presentations, but to unlock its potential, you need to properly connect the gadget to the signal sources: a TV, laptop, smartphone or gaming console. In this article, we will analyze all the current ways of connecting, from the classical to the most popular. HDMI Wireless technologies like Miracast and AirPlay, and how to avoid common mistakes.
It's important to understand that the choice of method depends on your tasks, for example, to watch movies in high resolution, you better use a wired connection, and to show presentations from a smartphone - wireless protocols. We will also focus on the unique features of the Mi Air firmware that may affect compatibility with certain devices (e.g., limits on audio transmission over the air). HDMI early-stage).
If you've just unpacked a projector or you've had problems connecting, this guide will help you understand all the nuances, and let's start with the most reliable method.
Connection via HDMI: step-by-step instructions
Wire connection by HDMI It guarantees minimal latency and maximum video and audio quality, and it's universal and suitable for connecting to a mobile phone:
- ๐บ TVs (including models with a HDMI ARC)
- ๐ป Laptops and PCs (via port) HDMI adapter USB-C โ HDMI)
- ๐ฎ Game consoles (PlayStation, Xbox, Nintendo Switch)
- ๐ผ Blu-ray players and receivers
Check the configuration of your Mi Air: there should be a cable in the box HDMI 1.4 (or higher) If not, use a certified cable up to 3 meters in length to avoid signal loss.
Turn off the projector and signal source|
Connect the cable. HDMI port HDMI IN on Mi Air|
Connect the second end of the cable to the source device|
Power the projector and source|
Select the correct input source on the Mi Air remote (Source button)
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If the image does not appear:
- Make sure the cable is tightly inserted into both connectors.
- Check if your source device supports permission 1920ร1080 (maximum for Mi Air).
- Some TVs need to manually activate the port. HDMI Settings menu โ External devices.
- If you are using an adapter (for example, USB-C โ HDMI), Try to connect it directly to a laptop without hubs.
โ ๏ธ Note: In Mi Air firmware before version 1.2.5 when connecting via HDMI Update the projector software through the Settings menu. โ About the device โ Updating the system.
2 Wireless Wi-Fi connection (Miracast, AirPlay, DLNA)
If wires interfere or you want to stream content from your smartphone, use wireless technology. Xiaomi Mi Air supports:
- ๐ฑ Miracast (for Android and Windows)
- ๐ AirPlay (for iPhone, iPad, Mac)
- ๐ DLNA (streaming)
The most universal protocol is Miracast. It works on most Android 4.2 devices.+ Windows 8.1+. To connect:
- On the projector go to Settings โ Wireless communication โ Miracast and activate standby mode.
- On your smartphone/laptop, turn on the โWireless Displayโ function (on Android) or โConnect to Wireless Displayโ (on Windows).
- Select your Mi Air from the list of devices (the name will be of the type) MI-AIR-XXXX).
For Apple devices, use AirPlay:
Mi Air settings โ Wireless communication โ AirPlay โ Enable
On iPhone/iPad: Control Panel โ Screen Duplication โ Select Mi Airโ ๏ธ Note: When wireless transmission may be observed delay of sound up to 200 ms. for games or watching movies with synchronous sound is better to use HDMI.
HDMI|
Miracast (Android/Windows)|
AirPlay (Apple)|
DLNA (mediaserver)|
Another option-->
3. Connect to a smartphone through USB-C lightning
If your smartphone supports video output via the charging port, you can connect directly to the Mi Air without additional adapters.
- ๐ฑ Xiaomi, Samsung, Google Pixel (via Google) USB-C โ HDMI)
- ๐ iPhone 15+ (through USB-C โ HDMI)
- ๐ฑ Old iPhone (via Lightning adapter) โ HDMI)
For Android smartphones:
- Buy a certified adapter USB-C โ HDMI (For example, from Anker or Baseus).
- Connect the adapter to your smartphone and then connect it to Mi Air via HDMI-cable.
- On the smartphone may appear a request for permission to display the image โ confirm it.
For the iPhone:
- Use the original Lightning Digital adapter AV Adapter (for models up to iPhone 14).
- For iPhone 15 is suitable for anyone USB-C โ HDMI Adapter with DisplayPort Alt Mode.
- Connect the adapter to the phone, then connect it to the projector through HDMI.
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If the image on the projector is displayed with black fields, change the aspect ratio in the screen settings on the smartphone by 16:9 or 4:3 (depending on the content).
4. Connection to a PC or laptop (Windows, macOS, Linux)
For desktop computers and laptops, all of the listed methods are available, but there are nuances depending on the operating system.
| OS | Recommended method | Required settings | Possible challenges |
|---|---|---|---|
| Windows 10/11 | HDMI or Miracast | For Miracast: Parameters โ System system โ Display. โ Connecting to a wireless display | Miracast sound delay, no sound HDMI driverless |
| macOS | HDMI or AirPlay | For AirPlay: System settings โ Monitors โ Duplicate screen | MacOS 10.14 is required+ AirPlay, artifacts at high resolution are possible |
| Linux (Ubuntu/Fedora) | HDMI | Install drivers for the video card (nvidia-driver or mesa-utils) | Miracast is unstable, you may need to manually adjust xrandr |
For Windows, when connecting to HDMI:
- Press Win. + P and select the display mode (Duplicate, Expand, or Only the second screen).
- If the sound is not transmitted, check the playback device: right click on the sound icon โ Open sound parameters โ Select Mi Air from the Device List.
For macOS:
- When connecting through HDMI You may need an adapter. USB-C โ HDMI (Even if there is a port on the Mac HDMI).
- If the screen is not detected, go to System Settings โ Monitors โ Detect monitors and click Determine.
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On laptops with hybrid graphics (Intel) + NVIDIA/AMD) work-in HDMI You may need to force activate a discrete graphics card in the control panel of the graphics driver.
5. Connecting game consoles (PS5, Xbox, Switch)
Xiaomi Mi Air is great for gaming due to its low input latency (about 30 ms in game mode).
- ๐ฎ PlayStation 5: cable HDMI 2.0 support 4K@60Hz (Although Mi Air is the maximum 1080p). In the settings PS5 Select Settings โ Screen and video โ Permission of withdrawal โ 1080p.
- ๐ฎ Xbox Series X/S: Automatically determines resolution, but you may need to disable Dolby Vision in the display settings.
- ๐ฎ Nintendo Switch: Connects via docking station in TV-out mode. USB-C โ HDMI (For example, Genki Covert Dock).
To reduce delay:
- Enable Game Mode on the projector (in the image settings).
- Turn off post-processing of video in the console settings (for example, Boost Mode on the console). PS5).
- Use the cable. HDMI length.
โ ๏ธ Note: When connecting Nintendo Switch in portable mode via adapter USB-C โ HDMI The console will run out faster. Connect it to charging through a hub with support. PD (Power Delivery).
6. Solving typical connection problems
Even with the right connection, errors can occur, and here are the most common ways to fix them:
| Problem. | Possible cause | Decision |
|---|---|---|
| No HDMI imagery available | Incompatible resolution, damaged cable | Try a different resolution at the source or replace the cable. On PC, press Win + Ctrl + Shift + B to reboot the graphics driver. |
| The sound goes through the speakers of the laptop, not the projector. | Incorrect default playback device | On Windows: Right Click on the Sound Icon โ Open sound parameters โ pick up Mi Air. |
| Miracast doesn't find a projector | Devices in different Wi-Fi networks, outdated firmware | Connect both devices to the same network or update your projector software. On Android, turn on developer mode and activate Wi-Fi debugging. |
| Image flashes or blurred | Poor cable quality, interference | Use a certified cable HDMI Disable nearby sources of interference (microwaves, 5 GHz routers). |
| AirPlay does not work with iPhone | Incompatible version of the firmware Mi Air | Update your projector to 1.3.0 or higher. On your iPhone, turn on Wi-Fi and Bluetooth. |
If the projector does not respond to the remote or buttons:
- Remove the batteries from the remote for 30 seconds, then insert back.
- Reset projector settings to factory: Settings โ System system โ Resetting settings.
- Check if the IR signal is blocking the remote control obstacle (for example, glass).
What to do if the projector overheats and turns off?
7. Alternative ways of connecting
If standard methods donโt work, consider these options:
- ๐ก Through the router (DLNA/UPnP): Connect the projector and source device to the same Wi-Fi network, then use applications like VLC or Kodi for broadcasting media files.
- ๐ Through USB (Media only: Connect a flash drive or external hard drive to the port USB-A Projector formats are supported. MP4, MKV, JPG.
- ๐ถ Through Chromecast: Connect Google Chromecast to HDMI-Port Mi Air and stream content from your smartphone via Google Home app.
- ๐ฅ๏ธ Through RDP/VNC: For remote control of the PC from the projector, install the TightVNC or AnyDesk server on the computer, and the client via the projector TV-version.
To connect through DLNA:
- On the projector, enable the function in Settings โ Network โ DLNA.
- On a smartphone or PC, install a media server (such as Plex or BubbleUPnP).
- In the server application, select files for broadcast and specify Mi Air as the playback device.
Limitations of alternative methods:
- DLNA Does not support screen broadcasting โ only individual media files.
- Chromecast may not work properly with resolution above 720p on Mi Air.
- USB-The storage devices must be formatted in FAT32 exFAT.
8. Optimizing settings for better quality
After successful connection, configure the projector for maximum comfort:
- ๐จ Color profile: In the menu Settings โ Select Movie Mode for Movies or Sports Mode for Dynamic Content.
- ๐ Sound: Activate Dolby Audio in surround sound settings. HDMI select the format PCM minimum delay.
- ๐ Sleep Timer: Turn off automatic shutdown in Settings โ Energy savings if you plan long sessions.
- ๐ Keston (Trapeceidal Distortion): Use the Autocorrect function in the projection menu or manually adjust Keston.
For gamers:
Settings โ Image โ Game Mode: Enable
Settings โ Sound โ Sound delay: Minimum
Settings โ Network โ Traffic Priority: GamesFor the movies:
- Set brightness to 60-70% to reduce the load on the lamp.
- Turn on Movie Mode and turn off Dynamic Contrast (it can spoil dark scenes).
- Use external speakers via a 3.5mm or Bluetooth port for better sound.
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To extend the life of the projector lamp, avoid maximum brightness in everyday use. The optimal balance is 50-70% brightness with a contrast ratio of 90-100%.