If you have a UEFI computer, after you get Windows installed and configured you can boot back into Ubuntu using the BIOS/EFI setup and install rEFInd...
I'm trying to install Ubuntu alongside my Archlinux OS. I have 20 Gb of free space. When I start the installation process, I get a message telling me...
looks like you do not have read permissions on the file on that error message, you should have read access and root should have write access to that...