readme update

README.md

@@ -32,10 +32,20 @@ After the package has been installed, head over to your settings.py. You need to
 - in ``INSTALLED_APPS`` add ``mrbenn_panel``
 - under ``DEBUG_TOOLBARS`` add ``mrbenn_panel.panel.MrBennPanel``. We recommend you remove
   `debug_toolbar.panels.staticfiles.StaticFilesPanel`.
-- finally, in your `env` file, you need to add the location of the IDE you would like to use to open files with an
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+
+- **WINDOWS USERS**: in your `env` file, you need to add the location of the IDE you would like to use to open files with an
   option called ``DJANGO_WINDOWS_IDE``. For example, the setting for the PyCharm Interpreter would
   be `DJANGO_WINDOWS_IDE=C:\Program Files\JetBrains\PyCharm 2021.1.3\bin\pycharm64.exe`.
 
+
+- **MAC USERS**: you will need to tell your operating system to use your IDE to open python and html files by default. 
+This [guide](https://www.mobigyaan.com/how-to-set-or-change-default-apps-on-mac-guide) could be helpful.
+
+
+- **LINUX USERS**: we've not tested this yet. We assume the same steps for MAC USERS.  
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+
 ## Limitations and next steps
 
 Do not use this package in production. Do not use Django-Debug-Toolbar in production either! In this package, Template