Upgrading through the updater in Windows 10 does not reset the drivers.
Upgrading through the updater in Windows 10 does not reset the drivers.
It's unusual that the rootkit scan takes so long; wait for it to complete. Also, if the rootkit is reinstalling Windows isn't helping, you might need to re-flash the BIOS as well.
New setup just arrived. The rest is pointless and likely to cause issues.