Accessing BIOS can be necessary at times, and this is usually an easy thing to do.
As your rig boots up, look for one of the following manufacturers to flash on the screen.
One easy method is to use asystem information tool.
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Most of those programs include that information.
Another way to find the BIOS manufacturer is to look in the System Information tool included in Windows.
See ourguide on checking the current BIOS versionfor help, which includes the version and the BIOS manufacturer.
