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ASUS ExpertBook B3 B3404 Intel Core i7 1360P Docking Station No Display Fix Windows 11

ASUS ExpertBook B3 B3404 — Docking Station No Display Fix

Why it happens

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Outdated Intel Arc graphics driver does not support the docking station resolution or refresh rate

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Thunderbolt 4 dock firmware needs an update to communicate properly with the B3404 USB-C controller

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Windows 11 display output is set to “PC screen only” instead of “Extend” or “Duplicate”

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The dock is plugged into the USB-C data-only port, not the Thunderbolt 4 port on the left side

ASUS ExpertBook B3 B3404 docking station no display fix Windows 11

How to fix

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Press Win + P immediately after connecting the dock to select Extend or Duplicate display mode — the default may be “PC screen only”

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Plug the dock into the Thunderbolt 4 port (identified by the lightning bolt icon) on the left side of the B3404, not the USB-C data port

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Download and install the Intel Arc Graphics driver from ASUS Support for ExpertBook B3 B3404. The latest version includes DisplayPort Alt Mode and Thunderbolt fixes.

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Install the Thunderbolt Software from ASUS Support. When the dock is connected, it checks for dock firmware updates that improve display output compatibility.

“Updating the Intel Arc driver from ASUS Support and pressing Win + P to set Extend mode fixed the no display issue on my ExpertBook B3 B3404.” — Khairil, Kuantan

ASUS ExpertBook B3 B3404 Thunderbolt 4 dock display Windows 11 fix
ASUS ExpertBook B3 B3404 Intel Arc graphics driver update Windows 11
About the Author
Ryan holds a Computer Science degree and has spent over 15 years troubleshooting Windows hardware and driver issues across major laptop brands. He writes practical, step-by-step guides for everyday users at softwaredriverdownload.com.

Frequently Asked Questions

Why is the docking station not showing a display on ASUS ExpertBook B3 B3404?

The ASUS ExpertBook B3 B3404 uses Intel Iris Xe graphics with Thunderbolt 4 ports. Docking station display failures are usually caused by an outdated Intel Arc graphics driver or a Thunderbolt firmware update that is not yet installed.

How do I update Thunderbolt firmware on ASUS ExpertBook B3 B3404?

Use the ASUS System Control Interface driver and Thunderbolt Software from ASUS Support for ExpertBook B3 B3404. The Thunderbolt software displays an update prompt when new dock firmware is available over the Thunderbolt connection.

Does ASUS ExpertBook B3 B3404 support dual display via docking station?

Yes. The B3404 supports dual external displays through a Thunderbolt 4 dock. The Intel Core i7 1360P supports two independent 4K displays simultaneously over Thunderbolt. An HDMI or DisplayPort dock rated for dual 4K is required.

Can the USB-C port on ExpertBook B3 B3404 drive a display without a dock?

Yes. Both USB-C ports on the B3404 support DisplayPort Alt Mode. Connect a USB-C to HDMI or USB-C to DisplayPort cable directly to the port and press Win + P to select the display output mode.

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