Microsoft has now announced the final name and release date of Windows 10 Redstone 4 which was supposed to come as Spring Creators update. The Redstone 4 will be called Windows 10 April update or April 2018 update. It will start rolling out on April 30.
As per the blog post by Microsoft,
The April 2018 Update will be available as a free download beginning Monday, April 30.
With Windows 10, we’ve focused on delivering the most modern and most secure operating system. Since its initial launch, we delivered two updates with features designed to enable the creator in each of us. With our latest major release – the Windows 10 April 2018 Update – we want to give you back some of your greatest currency, your time. Our hope is that you’ll have more time to do what matters most to you – create, play, work or simply do what you love.
You can read all the changes and new features that Windows 10 April update (Redstone 4) brings with itself by clicking here in our massive categorized changelog.