dual-boot

Currently I have Ubuntu installed on my system and 250GB of free space. I want to install Windows 10 on that free space but I don't have any CD/DVD or USB to make a bootable disk. So can I install Windows on that free space from that same system's HDD? Its a laptop with 1TB HDD from which 250GB...

When dual-booting Kali Linux with Windows 10, I get this error when booting into Kali from GRUB: Gave up waiting for root device. Common problems: - Boot args (cat /proc/cmdline) - Check rootdelay= (did the system wait long enough?) - Check root= did the system wait for the...

On my computer I have two operating systems installed, Windows 10 and Kali Linux. The problem is that they are on separate bootloaders and on separate hard drives. I want to be able to add one of the operating systems to the other bootloader so that I can boot both operating systems from the...