The Windows 10 build 10074 is available for download directly from Microsoft's servers. The fact could be a sign that this version will be the one the company will release at the BUILD 2015 developer conference, which starts later today.
Although the company has not announced this new edition of Windows 10, is believed to be planning to be demoed during the first day of BUILD, before being released to all users via preletterof Windows Insider.
Some of the features that make this build seem to have been announced by leakage Windows 10 build 10102.
If you download ISO from the links below, you should be aware that the company will not support a version that has not even been publicly announced. So if something goes wrong with installing the new build, there will be no support for any bugs and problems.
Download ISO (.ESD)