Hi Ken Laurel,
Welcome to Microsoft Q&A!
The System Manufacturer field normally comes from the device’s BIOS/UEFI firmware. If you're trying to change the hardware manufacturer listed in System Information (msinfo32) or in BIOS, that's impossible without specialized manufacturer firmware tools.
However, if you are fine with simply changing the labels under Settings > System > About or in System Properties, you can modify the optional OEM information. While this doesn't change the actual system manufacturer, it allows you to customize the information displayed.
- Press Win + R > type
regedit> press Enter to open Registry Editor - Go to
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\OEMInformation - If the
OEMInformationkey doesn’t exist, you can add it by choosing New > Key - On the right side, you can create or edit string values, including
Manufacturer - Close Registry Editor and restart your PC.
Disclaimer: Generally, modifying registry subkeys or work group is intended for advanced users, administrators, and IT Professionals. It can help fix some problems, however, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For further protection, first check out How to back up and restore the registry in Windows - Microsoft Support
You can also check out the premade registry script here: How to Change OEM Information and System Product Name & in Windows 10 & 11 - MajorGeeks. The page also has detailed guidance on how to modify the fields to get the results you want.
Disclaimer: This is a non-Microsoft website. The page appears to be providing accurate, safe information. Watch out for ads on the site that may advertise products frequently classified as a PUP (Potentially Unwanted Products). Thoroughly research any product advertised on the site before you decide to download and install it. Microsoft provides no assurances and/or warranties, implied or otherwise, and is not responsible for the information you receive from the third-party linked sites or any support related to technology.
I hope the information above help. If you're referring specifically to the BIOS-reported value in msinfo32's System Information, that comes from your motherboard's firmware and unfortunately, cannot be changed through Windows alone.
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