This has been raised by others previously, but not been mentioned for a while. All solutions to the W10 Home update auto downloads problem suggest that enabling the Wi-Fi 'metered connection' button will stop this. This is fine if your connection is wi-fi. Most of the IT world considers...
auto update
connection type
corrupted downloads
data usage
download speeds
home network
internet issues
metered connection
microsoft
network settings
quota management
satelliteconnection
slow internet
update download
update solutions
user experience
wi-fi
windows 10
windows updates