One of the most critical decisions when installing Windows Server is choosing between the "Server with Desktop Experience" and the "Server Core" installation options. The option is the minimal installation available for Windows Server Standard and Datacenter editions. It is not available for the Essentials edition. This decision is crucial because you cannot convert between the two after installation; it requires a clean install.
: Previously restricted to Azure editions, hotpatching (applying security updates without rebooting) is now available for the Standard and Datacenter editions of Windows Server 2025.
A well-documented community issue affecting this specific ISO file ( SW_DVD9_Win_Server_STD_CORE_2025_24H2... ) involves a continuous reboot loop during virtual machine setup on certain hypervisors (such as Microsoft Hyper-V).