New Cumulative Updates Windows 10 PC-10586.240 and Mobile-10586.242 Insider
-
-
-
Are you enrolled as an Insider on RP ring on your device?
-
As Sumit Dhiman posted, if you aren't on Insider preview Builds Release Preview ring you won't get it yet.
If Microsoft don't many bad reports back I reckon it will probably get released to normal users within the next two weeks.