Only two monitors are visible.
Only two monitors are visible.
Check connections and power supply. Verify monitor settings and order. Test with another graphics card. Ensure cables are secure. Update drivers if needed.
On Windows, use the Windows key + P shortcut and select Extend. This could help. If you're using BIOS, two monitors aren't compatible.
It's curious what your computer is like. If you're using a separate graphics card, double-check both connections are firmly attached to the GPU, not just the motherboard.
Weird! Sorry, I don't know what the problem is. I hope you figure it out!