Microsoft Windows 10 1803 ISO (build 17112) files are now available for download. The new Redstone 4 preview build brings various bug fixes and improvements to the OS.
However, there are two issues impacting the usability of Windows Mixed Reality on this build. Windows Mixed Reality runs at a very low frame rate (8-10fps) that could result in some physical discomfort and there are multiple crashes at startup that will cause Windows Mixed Reality to not work.
You can read more about other features here.
Windows 10 1803 ISO (build 17112) Download Links
You can now download latest Insider preview build ISO images files for fresh installations. The new Windows 10 17112 ISO includes all Windows 10 editions including Home, Pro, Cloud, Enterprise and Education Editions in one single ISO file. Download the ISO files from the link below.
Download Windows 10 1803 build 17112 ISO image 64Bit Download Windows 10 1803 build 17112 ISO image 32Bit
Update 2: New Windows 10 1803 RTM ISO files are now available here.