Smart TV unable to mirror screen
4.5
Your phone or laptop fails to find the TV when trying to cast or mirror the screen.
Symptoms
- TV not in list
- Connection timed out
- Black screen on TV
Possible Causes
- Different WiFi networks
- Disabled AirPlay/Cast
- Incompatible device
Step-by-Step Fix
1
Check WiFi Network
Both devices MUST be on the exact same WiFi SSID and band (2.4GHz vs 5GHz).
2
Enable Screen Sharing
Ensure "AirPlay" or "Screen Mirroring" is set to ON in TV settings.
3
Restart Both Devices
Clears the discovery cache on both the TV and the source device.
When to See a Technician
Public or office WiFi networks often block the "discovery" protocols needed for screen mirroring.
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