After reboot, everything should function normally: keyboard backlight, brightness controls, sound, and the ability to reboot back to macOS from the Windows system tray.
Boot Camp 6.1 drivers for Windows 10 isn't as straightforward as a direct "Download Now" button on Apple's website. Since version 6.0, Apple has largely integrated these updates into the Apple Software Update utility within Windows or the Boot Camp Assistant Apple Support Community Bootcamp 6.1 Download Windows 10
Boot Camp 6.1 remains a stable and reliable driver set for running Windows 10 on mid-decade Intel Macs. The correct download process involves using Boot Camp Assistant within macOS Sierra or High Sierra, exporting the support software to removable media, and installing it after Windows 10 is in place. Users must avoid unofficial “standalone” downloads and adhere to Apple’s driver sourcing to prevent hardware incompatibilities. While newer Boot Camp versions exist for later macOS releases, version 6.1 is the last to broadly support older Mac hardware without forcing Windows 11 or ARM64 transitions. The correct download process involves using Boot Camp
Boot Camp is a utility bundled with macOS that partitions the hard drive, creates a Windows driver package, and facilitates dual-booting between macOS and Windows. Version 6.1, released between 2016 and 2018, primarily added support for: Boot Camp is a utility bundled with macOS