For more detailed information (version, manufacturer, release date), use:
The BIOS (Basic Input/Output System) or its modern UEFI counterpart is the low-level firmware that initializes your PC’s hardware before the operating system loads. Knowing your BIOS version is essential for troubleshooting, determining hardware compatibility, or deciding whether to perform a firmware update. Windows 11 offers several native methods to retrieve this information without rebooting or entering the BIOS setup screen. how to check bios version in windows 11
(Get-WmiObject -Class Win32_BIOS).SMBIOSBIOSVersion You can also use the newer CIM cmdlet (preferred for modern systems): For more detailed information (version