SUT should be installed on BIOS system with harddisk of MBR table
s1. Install a Windows 10 system (Please reserve at least 10GB free space for the step 2);
s2. Install SLED15 via network in the free space left over from the step 1 (without touching anything in the Windows partition);
s3. Reboot machine, login to SLED15;
s4. Reboot machine, login to Windows 10.
 The process of Network Installation please refer to:
You can get more information about dual-OS installation
dualBoot test scenario could refer to:
VP2. The install or upgrade completed with no crashes, aborts or hangs.
VP3. After installation, GNOME is used as desktop environment, OS can boot, apps can run.
VP4. Windows can log in.