Microsoft has fully released new firmware updates for the AMD-based Surface Laptop 5 and Surface Laptop 4 (if you have one with an Intel chip, check out the latest update here ). The April 2024 firmware update is here to improve audio, fix USB-C charging issues, improve overall system stability, fix security vulnerabilities, and more.

Here is the changelog for Surface Laptop 5:

• Addresses a potential security vulnerability related to Intel® Security Advisories INTEL-SA-00923 & INTEL-SA-00929.

• Improves audio quality by addressing the app crashing issue when using a Dolby format file.

• Improves audio system stability and reliability to ensure smooth playback and recording, preventing potential glitches or glitches that could disrupt audio flow.

Here is the changelog for the Surface Laptop 4 with AMD processors:

• Addresses an issue that prevents charging when the system is connected via USB-C and enters sleep mode.
• Resolves a scenario that could lead to display issues when the device is connected to the Surface Dock 2.
• Addresses potential security vulnerabilities and improves system stability.

Here is the list of new drivers:

Surface Laptop 5		Surface Laptop 4 (AMD)
Dolby – Software Component – 3.30201.210.0	DolbyAPO Software Device (HSA) – software components	Intel Corporation – Bluetooth – 23.30.0.3	Intel(R) Wireless Bluetooth – Bluetooth
Dolby – Software Component – 3.30508.581.0	DolbyAPO SWC Device – Audio Processing Objects (APOs)	Intel – net – 23.30.0.6	Intel(R) Wi-Fi 6 AX201 160MHz – Network Adapters
Dolby – extension – 8.605.313.22	Realtek High Definition Audio(SST) – Extensions	surface – extension – 6.16.8.0	Surface Dock 2 Firmware Update – Extensions
Intel – System – 2334.5.1.0	Intel(R) Management Engine Interface – System Devices	Surface – Firmware – 12.200.139.0	Surface system aggregator – firmware
Realtek Semiconductor Corp. – MEDIA – 6.0.9561.5	Realtek High Definition Audio(SST) – Sound, video and game controllers
Intel – Software Component – 1.70.101.0	Intel(R) iCLS Client – Software Components

Here is more information about the release:

	Surface Laptop 5	Surface Laptop 4
Supported configurations	Surface Laptop 5	Surface Laptop 4 with AMD processors
Windows versions are supported	Windows 11 version 22H2 or later Windows 10 version 21H2 or later	Windows 11 version 21H2 or later Windows 10 version 21H2 or later
How to get the update	windows update Field support site (a guide to)	windows update Field support site (a guide to)
Size update	596MB	870MB
Known issues or additional steps	These updates contain no known bugs and require no additional steps before or after installation.

End of support for all Surface Laptop 4 configurations is scheduled for April 15, 2027. The Surface Laptop 5 will continue to receive updates until October 25, 2028.