Install the Windows 10 Creators Update using the Update Assistant tool
Get an early access to the Creators Update from this tool
Microsoft plans to release the Creators Update to the first Windows 10 devices on April 11, but if you don’t want to wait until the update reaches your PC, you can download and install it right now using a software tool. Grab the Update Assistant from this link and, click on the Install link and follow the instructions. Your machine will download and install Windows 10 Creators Update build 15063, but you will receive a zero-day patch on April 11.
Alternatively, you can upgrade using the Media Creation Tool that allows you to create an ISO file and then do a clean installation. Download the Windows 10 Media Creation tool from here.
These two options to upgrade to Redstone 2 are for everyone who is not willing to wait weeks or months. Microsoft usually releases major updates in waves, which means that not all devices will be upgraded on day one.