
Windows RS 4 might be the April update
Qualcomm powered machine gets it too
Last week Microsoft launched the 1803 update that indicated that this might be the Redstone 4 spring update.

Windows Redstone 4 17133 is out
Feature update version 1803
This might be the last Redstone insider preview before Microsoft officially releases its Redstone 4 spring update of the software, and it is available for X86 and ARM – Snapdragon 835 Windows 10 users on a slow update ring today.

Windows Redstone 4 expected in April
Starts "Windows 10 on Snapdragon" era
HP has already announced its Envy X2 Snapdragon 835 based "always connected" notebook and managed to sell a few thousand in a matter of hours.