Microsoft has released multiple Windows 10 builds this week to users enrolled in the Windows Insiders program, mainly those in the fast ring, with the latest one being the Windows 10 build 10162 yesterday. Earlier today, Microsoft's head of Windows Insider Program, Gabriel Aul announced that the latest build is now also available as an ISO for users who wish to install it through other media devices such as a DVD or a USB drive.
— Gabriel Aul (@GabeAul) July 3, 2015
The latest Windows 10 build 10162 offers users with a better reliability, performance, battery life, and compatibility compared to the previous builds. It's also worth mentioning that Microsoft is close to the official launch date for Windows 10 launch, which is set for July 29th for desktop users. The operating system for other platforms is expected to launch in the coming months, possibly September/October for the mobile version.
Anyway, Microsoft has all the details up on how to download and install the new build using the ISO file. Head over to Microsoft's website to check all the details and the link for download.