If your Windows install is feeling creaky and you want to freshen up, or if you don't have Windows at all, the fastest way to fix things up is to simply do a clean install. Back up your important ...
Windows Update can update drivers, sure, but BIOS/UEFI updates are another beast entirely. They patch critical security gaps and need to be checked manually.
Convenience has its place but the true power comes from building your own devices ...
It wasn't necessary, but I consider it a worthwhile investment ...