minor update

README.md

@@ -18,13 +18,18 @@ python -m venv <path>
 ```
 
 2) Acitvate the virtual environment
+Mac:
 ```bash
 source <path>/bin/activate
 ```
 
+Windows:
 ```cmd
 <path>\Scripts\activate.bat
 ```
+```powershell
+<path>\Scripts\Activate.ps1
+```
 
 2) Use Pip to install all required packages (Only required on first run)
 ```python