Merge #12232: Improve "Turn Windows Features On or Off" step

9b6454c Improve "Turn Windows Features On or Off" step (Ernest Hemingway)

Pull request description:

  Originally, this readme suggests searching for 'turn' to open this dialog but this will not necessarily work on all windows 10 PCs. It's better to use the executable name instead, which is consistent across installations.

Tree-SHA512: e5b95dd69a9a186ea5cd9c7aac2283e77f1857ecf628f8ad6ac0411f362c8aeb52e3bcffb46b90e3bab52f45fa244f269b1777f83d3e0519ac8a95935f7fb5b4

doc/build-windows.md

@@ -34,10 +34,9 @@ Full instructions to install WSL are available on the above link.
 To install WSL on Windows 10 with Fall Creators Update installed (version >= 16215.0) do the following:
 
 1. Enable the Windows Subsystem for Linux feature
-  * From Start, search for "Turn Windows features on or off" (type 'turn')
-  * Select Windows Subsystem for Linux
-  * Click OK
-  * Restart if necessary
+  * Open the Windows Features dialog (`OptionalFeatures.exe`)
+  * Enable 'Windows Susbsystem for Linux'
+  * Click 'OK' and restart if necessary
 2. Install Ubuntu
   * Open Microsoft Store and search for Ubuntu or use [this link](https://www.microsoft.com/store/productId/9NBLGGH4MSV6)
   * Click Install