Yes, you can install both Windows and Linux on the same drive and boot from it.
Yes, you can install both Windows and Linux on the same drive and boot from it.
When installing Ubuntu, you have the option to combine it with another operating system. You can select the alternative you prefer.
Ubuntu can reduce partition size itself, but it’s often better to prepare beforehand. This minimizes risks of issues. If Linux isn’t your main system, consider tweaking the GRUB settings so Windows appears first or set the default OS automatically.