Update README.md (viamrobotics#899)

Co-authored-by: Naveed Jooma <[email protected]>

Author: stuqdog

README.md

@@ -18,15 +18,19 @@ Currently, we have pre-built binaries for macOS (both Intel `x86_64` and Apple S
 
 `pip install viam-sdk`
 
+If you want to install on Windows, you can install from github directly with `pip`:
+
+`pip install git+https://github.com/viamrobotics/viam-python-sdk.git`
+
+Note that only direct gRPC connections are supported on Windows; you will need to [disable webrtc](https://python.viam.dev/autoapi/viam/rpc/dial/index.html#viam.rpc.dial.DialOptions.disable_webrtc) or else connection will fail. Full support (including webRTC) _does_ exist on WSL.
+
 If you intend to use the [`MLModel` service](https://python.viam.dev/autoapi/viam/services/mlmodel/mlmodel/index.html#viam.services.mlmodel.mlmodel.MLModel), use the following command instead, which installs additional required dependencies:
 
 `pip install 'viam-sdk[mlmodel]'`
 
 You can also run this command on an existing Python SDK install to add support for the ML model service.
 See the [ML (machine learning) model service](https://docs.viam.com/data-ai/ai/deploy/) documentation for more information.
 
-Windows is not supported. If you are using Windows, install `viam-sdk` in WSL. For other unsupported systems, read further on how to install from source.
-
 ### Upgrading
 
 To upgrade, simply run the `pip install` command with the `-U` option: