Open System Information by pressing Win + R, typing msinfo32, and pressing Enter
Check the Secure Boot State entry
If it says On, Secure Boot is enabled
If it says Off, Secure Boot is disabled
If Secure Boot State is not available, your system may not support Secure Boot or it may be running in Legacy BIOS mode
Open PowerShell as administrator
Run the command Confirm-SecureBootUEFI
If the result is True, Secure Boot is enabled
If the result is False, Secure Boot is disabled
If the command returns an error, Secure Boot may not be supported or UEFI may not be active