Black Screen or Blurry Image in Some Apps When Casting on Android? Xiaomi / Huawei / OPPO Dedicated Fix Guide

Black Screen or Blurry Image in Some Apps When Casting on Android? Xiaomi / Huawei / OPPO Dedicated Fix Guide

No Sound When Casting from Android Device?

If you encounter no sound when using 3uAirPlayer, follow the steps below to resolve the issue.

OBS Window Capture Set to Windows 10 but No Video — Fix Guide

OBS Window Capture Set to Windows 10 but No Video — Fix Guide

OBS Window Capture Shows No Video for Screen Mirroring

When using the Window Capture feature in OBS to capture a screen mirroring window, how to solve the no video issue?

OBS Capturing 3uAirPlayer Window Shows Black-and-White or Partial Screen

When capturing the 3uAirPlayer window in OBS, if the video appears black-and-white or only partially displayed, you can resolve it using the following steps.

OBS Virtual Camera Shows No Video

If you add a virtual camera in OBS and see no video, it is usually due to incompatible resolution/frame rate settings.

Troubleshooting Guide: "Network Unavailable" Error in 3uAirPlayer

When 3uAirPlayerdisplays the "Current network is unavailable" prompt, follow these comprehensive steps to diagnose and resolve the issue

3uTools: How to Enter DFU Mode and Recovery Mode

Step-by-step tutorial: How to Enter DFU Mode and Recovery Mode

How to Fix “3uTools.pkg Not Opened” on Mac

How to Fix “3uTools.pkg Not Opened” on Mac? Read the tutorial.

Troubleshooting LAN Connection Issues

What to do if the local network connection between this device and the receiving device is abnormal?

Devices Cannot Connect Due to Different Network Segments

If your devices are connected to the same Wi-Fi but still can’t connect, they may be on different network segments.

ADB Mirroring Guide

To use ADB Mode for screen mirroring, first enable ADB Mode in the 3uAirPlayer PC client.