📝 README update

Author: clorton

README.md

@@ -6,7 +6,7 @@
 2) Login to or sign up for a [GitHub](https://github.com) account
 3) Create a fork of this [breakout session materials repository](https://github.com/clorton/idm-symposium-2023) (ETA < 60 seconds)<br>[![fork](/media/fork.png)](https://github.com/clorton/idm-symposium-2023)
 4) Start up a [codespace](https://github.com/codespaces) for editing and running the code (opening the link in a new window is recommended)<br>[![codespace](/media/codespace.png)](https://github.com/codespaces)<br>Select your fork of the session repository (try entering "symposium" to find your forked repository)<br>![repository](/media/repository.png)<br>Bump system specs to 4-core 8GB RAM<br>![machine](/media/machine.png)<br>ETA 10-15 seconds
-5) Navigate (on the left) to the `python` directory and double-click `5fixed.py`. Select install - note that this is installing into the remote codespace, _not_ onto your local computer.<br>![python extension](/media/python-extension.png)
+5) Navigate (on the left) to the `python` directory and double-click `5fixed.py`. This will bring up a dialog in the lower right corner of the window. Select install - note that this is installing into the remote codespace, _not_ onto your local computer.<br>![python extension](/media/python-extension.png)
 
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@@ -63,7 +63,7 @@ Takes about 5 minutes to install. Note: about ½ way through the installation th
 
 ```bash
 sudo apt update
-sudo apt-get install -y octave
+sudo apt install -y octave
 ```
 
 ### Install R in GitHub Codespace