Microsoft has announced Windows 10 Insider Preview Build 21277. Perhaps the most important new feature being pushed out to testers is the introduction of x64 emulation in preview for Windows 10 on Arm PCs. If you are both an Insider and have access to an Arm PC you can now test the x64 emulation quality and performance by installing x64 apps from the Microsoft store or any other source. The importance of the above development is underlined by an additional blog post on x86 emulation on Windows 10 by Hari Pulapaka, Partner Group Program Manager, Windows. Pulapaka started his post by explaining how Microsoft initially focussed upon the