MSI has announced that it will be releasing new BIOS updates to address the “UNSUPPORTED_PROCESSOR” BSODs that some users of its Intel 700 and 600 series motherboards have been experiencing after installing Windows 11’s KB5029351 preview update. According to a press release, the first of these updates, which feature new Intel CPU uCode, should be available as early as this week. MSI has determined that the BSOD error only occurs with 13th Gen Intel Core i9 processors that are paired with certain versions of Windows 10 and Windows 11, which are listed below.
Regarding some of our users receiving an error message of “UNSUPPORTED_PROCESSOR” upon Blue Screen of Death with MSI’s Intel 700 and 600 Series Motherboards. MSI and Intel have been working hard these several weeks to come up with a solution together and have found the root cause of the BSOD issue which is regarding the firmware setting of Intel Hybrid Architecture. It is determined that the BSOD will only affecting Intel’s 13th Gen Core i9 paired with the following versions of the Windows operating system (OS).
The new BIOS coming will include an update on the Intel CPU uCode which will prevent any more messages regarding the “UNSUPPORTED_PROCESSOR” issues. This upcoming update will correspond to both 13th-generation and newer ones. There will be more BIOS available to download on MSI’s official website for all Intel 700 and 600 Series models this week and all BIOS release will be available by the end of September.