Hello all!
The backgrounf to my problem is as follows: I had some problems with my windows 10, and wanted to dual boot windows with Ubuntu. Thus I thought that I was gone move all of my files to an external HDD, then factory reset my computer, and then proceed with the dual boot setup...
bios
bootable flash
computer setup
dual boot
external drive
factory reset
installation issues
local account
login issues
operating system
pro version
reinstall
repair
system restore
tech support
troubleshooting
ubuntu
user account
windows 10