Update README.md (#46)

diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -46,7 +46,7 @@
 
 #### Windows
 1. Install Visual Studio with C++ development support.
-2. Install [LLVM](https://releases.llvm.org/download.html).
+2. Install [LLVM](https://releases.llvm.org/download.html) or `winget install -e --id LLVM.LLVM`.
 
 #### MacOS
 1. Install Xcode.