updates

README.md

@@ -47,7 +47,7 @@ If you use ``pip``, you can install it as:
 pip install jupyterlab
 ```
 
-For all methods of installation, if you are using a version of Jupyter Notebook earlier than 5.3, then you must also run the following command
+Note: For all methods of installation, if you are using a version of Jupyter Notebook earlier than 5.3, then you must also run the following command
 after installation to enable the JupyterLab server extension:
 
 ```bash

docs/source/user/terminal.rst

@@ -4,7 +4,7 @@ Terminals
 ---------
 
 JupyterLab terminals provide full support for system shells (bash, tsch,
-etc.) on Mac/Linux and command.exe on Windows. You can run anything in
+etc.) on Mac/Linux and PowerShell on Windows. You can run anything in
 your system shell with a terminal, including programs such as vim or
 emacs. The terminals run on the system where the Jupyter server is
 running, with the privileges of your user. Thus, if JupyterLab is