Changing config choice in bootloader menu doesn't change boot arguments : r/hackintosh
Startup Settings (What It Is and How to Use It)
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How To Modify Timeout, Change Default or Delete Boot Menu Item From Windows 7 or Later Using MSConfig To Modify Boot Configuration Data – ITProGuru Blog
Configuring BIOS Settings
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Configuring BIOS and POST
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System Initialization and boot options
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Boot from Flash — Slim Bootloader 1.0 documentation