Microsoft is in ultimate phase of finalizing the Windows 10 Creators update aka Redstone 2 aka Version 1703 before its release. The Creators update release while is indicated to happen in March as the version name 1703 suggests may even happen in April, if the testing gets delayed.
Anyways, here is something that will raise hopes of sooner release of Windows 10 Creators update. The Creators Update Bluetooth stack has passed certification on March 15. So, this may mean Microsoft is all set to release Windows 10 Creators Update and is checking all boxes before imminent release.
Windows 10 Creators Update will bring new features and changes with itself. You can read what major changes Creators Update brings with itself by clicking here. You can also read all Creators update Insider build changelogs by clicking here.
You can read all Windows 10 Mobile Creators Update changes and new features compiled from all insider preview builds by clicking here.