Cloning an OS partition into another partition doesn't inherently support dual booting.
Cloning an OS partition into another partition doesn't inherently support dual booting.
Ensure proper setup by switching to BIOS and picking the Win10 partition as the boot device when using Windows 10. Alternatively, employ EasyBCD to incorporate a Win10 boot option into the Windows 7 bootloader, allowing you to select your preferred operating system.