TAIPEI, TAIWAN – May 21, 2025 – Insyde® Software, a leading provider of UEFI BIOS and OpenBMC-based systems management solutions, today announced full support for Arm® Compute Subsystems (CSS) for Client in its flagship InsydeH2O® UEFI BIOS. This milestone positions InsydeH2O as an essential enabler for the next generation of AI-powered Arm-based PCs.

Arm CSS for Client provides the performance, efficiency and accessibility to deliver leading AI-based experiences and makes it easier and faster to build Arm-based solutions and get to market quickly. Insyde has completed reference board bring-up and delivered a full suite of UEFI BIOS features through InsydeH2O, including a graphical setup menu, capsule update, HTTPs boot, password management, SMBIOS and SBOM support. This early readiness simplifies firmware development and enables Arm SoC vendors to accelerate platform design, helping OEMs and ODMs bring innovative AI-capable products to market faster.

To support quicker development cycles, InsydeH2O includes a mature toolset for Arm CSS for Client platforms, highlighted by H2ODDT™ (InsydeH2O Diagnostic and Debugging Tool). H2ODDT includes source-level debugging, breakpoint control, and direct hardware register access, helping engineers efficiently diagnose issues during early boot stages.

“We are proud to foster innovation throughout the client computing ecosystem by delivering robust, production-ready firmware to power AI-enabled Arm devices,” said Alan Lo, VP of the Personal Computing Group at Insyde Software. “InsydeH2O for Arm CSS for Client will enable our customers to bring the next generation of intelligent devices to market faster with greater flexibility and confidence,” added Lo.

About Insyde Software
Insyde Software (www.insyde.com) is a leading worldwide provider of UEFI firmware, OpenBMC-based systems management solutions and custom engineering services for companies in the mobile, server, desktop and IoT (Internet-of-Things) computing industries. The company is publicly held (6231.TWO) and headquartered in Taipei, Taiwan with U.S. headquarters in Westborough, MA. The company’s customers include the world’s leading computing, communications and storage device designers and manufacturers.

Insyde. InsydeH2O, and H2ODDT are trademarks or registered trademarks of Insyde Software in the United States and other countries. Arm is a registered trademark or trademark of Arm Limited (or its subsidiaries) in the US and/or elsewhere. Other names and brands may be claimed as the property of others.