ASUS WS Z390 PRO is an ATX board on the Intel Z390 chipset for LGA1151 9th and 8th Gen Core, Pentium and Celeron processors, with four DDR4 slots holding up to 128GB. It has four PCIe 3.0 x16 slots for quad-GPU setups, two M.2 sockets, two U.2 connectors and dual Gigabit LAN from Intel I219-LM and I210-AT controllers. A digital 8 + 2 phase CPU power design and HDMI 2.0 plus DisplayPort outputs round it out.
Product released: October 1, 2018
Latest firmware version
Version 1502, released July 20, 2026
Last checked for updates: Oct 31, 2026 12:02 UTC
What's new in version 1502
1. Enhanced overall system security.
Before running the USB BIOS Flashback tool, please rename the BIOS file (WS390P.CAP) using BIOSRenamer.
LatestUpdate has tracked 12 versions of ASUS WS Z390 PRO firmware, released between March 15, 2024 and July 20, 2026.
Version 1502 - July 20, 2026: 1. Enhanced overall system security. Before running the USB BIOS Flashback tool, please rename the BIOS file (WS390P.CAP) using BIOSRenamer.
Version 1401 - March 15, 2024: 1. Strengthened system security and robustness Before running the USB BIOS Flashback tool, please rename the BIOS file(WS390P.CAP)using BIOSRenamer.
Version 1303 - March 15, 2024: 1. Update Intel ME firmware. 2. Improve system stability Before running the USB BIOS Flashback tool, please rename the BIOS file(WS390P.CAP)using BIOSRenamer.
Version 1203 - March 15, 2024: 1. Support Windows 11 by default, no settings changes required in the UEFI BIOS. Before running the USB BIOS Flashback tool, please rename the BIOS file (WS390…
Version 1102 - March 15, 2024: Improved system stability Before running the USB BIOS Flashback tool, please rename the BIOS file(WS390P.CAP)using BIOSRenamer.
Version 1004 - March 15, 2024: 1. Improve system performance 2. Updated RC 7.0.70.20 3. Improve system stability while using Thunderbolt device.
ASUS WS Z390 PRO is an ATX board on the Intel Z390 chipset for LGA1151 9th and 8th Gen Core, Pentium and Celeron processors, with four DDR4 slots holding up to 128GB. It has four PCIe 3.0 x16 slots for quad-GPU setups, two M.2 sockets, two U.2 connectors and dual Gigabit LAN from Intel I219-LM and I210-AT controllers. A digital 8 + 2 phase CPU power design and HDMI 2.0 plus DisplayPort outputs round it out. It was originally released on October 1, 2018.
What is the latest firmware version of ASUS WS Z390 PRO?
The latest firmware version of ASUS WS Z390 PRO is 1502. It was released on July 20, 2026.
What changed in ASUS WS Z390 PRO firmware version 1502?
ASUS WS Z390 PRO firmware version 1502 includes the following changes: 1. Enhanced overall system security.
Before running the USB BIOS Flashback tool, please rename the BIOS file (WS390P.CAP) using BIOSRenamer.
Where can I download the latest ASUS WS Z390 PRO firmware?
Details and download instructions for the latest ASUS WS Z390 PRO firmware (version 1502) are on ASUS's official release page: https://www.asus.com/motherboards-components/motherboards/workstation/ws-z390-pro/helpdesk_bios/
How often does ASUS release firmware updates for ASUS WS Z390 PRO?
We have tracked 12 firmware versions of ASUS WS Z390 PRO.
Is ASUS WS Z390 PRO still receiving firmware updates?
Yes, ASUS WS Z390 PRO received a firmware update within the last year. The most recent version is 1502.