Currently, there is no patch or workaround available for the issue, it's expected that after Microsoft has found the root of the problem, it will release an update and make the Windows 10 April 2018 Update available to owners of the affected systems again.
Microsoft is also working on supporting different shapes for fly-out windows, for example, if you hover over a contact name on mail app, a contact card appears in a small flyout window.
But the main new feature in 17666 is the "new clipboard experience", which allows users to copy content across devices. According to Gill Langston, in Qualys' Patch Tuesday commentary, the two Hyper-V bugs could enable a guest operating system to compromise the host. The clipboard history is synced across devices and it uses the power of the cloud.
The main issue that Microsoft faces with the introduction of Sets is that Alt-Tab would not really catch all the programs open in a Set as it would be identified as a single window. Hopefully, the feature gets added to a future Insider build very soon. The flaw could also be used in conjunction with a malicious ActiveX control marked "safe for initialization" in an app, Office Doc or within IE's rendering engine, Microsoft said.
EA is forging ahead with loot boxes following Battlefront 2 controversy
Laws in Belgium and the Netherlands, however, have caused EA to hit an worldwide snag while rolling out FIFA Ultimate Team packs. EA keeps insisting that loot boxes are not a form of gambling and is doing everything in its power to keep them in its games.
Microsoft has also released a fix for a bypass vulnerability in a Windows security feature called Device Guard that notably affects devices in Windows 10 S locked-down mode. Search previews can help users return to what they're doing in documents or Remote Desktop sessions, allow users to see more information, and/or answer quick questions from the web.
Furthermore, the company is now allowing developers to manage the colors inside an app, making it flexible to set the overall theme as per the brand's color scheme.
Microsoft introduced the Fluent Design System past year at Build 2017 - a design language that would be based on five key components: Light, Depth, Motion, Material, and Scale. Recent Edge browser tabs now show up in Alt+Tab.
That said, its not totally clear if this only applies to the browser tabs within a specific Set, or if it includes all your Edge tabs. There is also a list of known issues for Sets and Office for those who are using Office Win32 apps with Sets.