diff --git a/README.MD b/README.MD
index 85565d0..ce51264 100644
--- a/README.MD
+++ b/README.MD
@@ -1,7 +1,7 @@
 ## ReMote is a WASM Remote Monitor Application
 
 
-### Install
+### Install Linux
 ```
 sudo apt update
 sudo apt install -y ninja-build python3 build-essential
@@ -25,3 +25,34 @@ cmake --build build-wasm
 cd build-wasm
 python3 -m http.server 8000
 ```
+
+
+### Install MacOS
+
+```
+git clone https://github.com/emscripten-core/emsdk.git
+cd emsdk
+./emsdk install latest
+./emsdk activate latest
+source "/Users/tech/code/emsdk/emsdk_env.sh"
+
+(
+note if latest does not work use 4.0.7 explicitly.
+"your em is built with 5.1........"
+
+./emsdk install 4.0.7
+./emsdk activate 4.0.7
+source "/Users/tech/code/emsdk/emsdk_env.sh"
+)
+
+
+brew install cmake ninja 
+
+
+cat code/esa-remote/build-mac.sh 
+/Users/tech/Qt/6.11.0/wasm_singlethread/bin/qt-cmake   -S . -B build-wasm -G Ninja
+cmake --build build-wasm
+
+cd build-wasm
+python3 -m http.server 8000
+```
diff --git a/build-run.sh b/build-run.sh
old mode 100644
new mode 100755