I am now on my 4th time downloading this upgrade. When I ran it, it told me "Something went wrong..." and an error number 0x80004005. So I turned off virus scanning. I removed my dual booting and linux partitions. I made a bootable usb stick and rewrote the MBR, just in case. No change.
I...
bootable usb
chkdsk
dual boot
error 0x80004005
file system
install problems
isocopy
laptop
mbr
partitioning
refresh
tech support
troubleshooting
upgrade
upgrade issues
usb installation
virus scanning
windows 8.1
windows update