Microsoft rolled out a new cumulative update to the fast ring Windows insiders in last week. Now, they are releasing the same build 15063.14 for the insiders in the slow and release preview rings of the Windows insider program. If you are in any of those rings, you can download this update right away.
Heads up #WindowsInsiders – Cumulative Update Build 15063.14 (KB4016252) has been released to Slow and Release Preview rings.
— Brandon LeBlanc (@brandonleblanc) April 6, 2017
Since it is a cumulative update, it does contain some bug fixes only. It is to fix some quick bugs and issues of the last build. The company has now fixed the issue critical issue where non-suspendable processes in Windows would automatically suspend after waking a device. Download the update now to stay up to date.