Microsoft has released the Windows 10 build 14385 for the PC and mobile devices enrolled in the fast ring of the Windows Insider program, and just as expected, the focus is on correcting errors and improving efficiency.
There is absolutely no new feature in this build and this is logical, given that we are less than a month away from the start of public information anniversary, but have made some very significant bug fixes and improvements "clean" operating system.
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From @burzuks