https://wccftech.com/windows-10-insider-build-21301-rs_prerelease-is-now-available/

Microsoft has just released Windows 10 Insider Preview Build 21301 (RS_PRERELEASE) to Insiders signed up with the Dev Channel. Available for all Windows Insiders in the Dev Channel, Build 21301 brings an improved touch keyboard design.

Building on the design changes already live in the Dev Channel, Windows Insiders will start to notice some more refinements rolling out for the touch keyboard based on their feedback. Those refinements include: