diff --git a/pages/common/firefox.md b/pages/common/firefox.md
index c549b2218c..4ce19a22b5 100644
--- a/pages/common/firefox.md
+++ b/pages/common/firefox.md
@@ -31,6 +31,10 @@
 
 `firefox --CreateProfile {{profile_name}}`
 
+- Use a specific profile to allow multiple separate instances of Firefox to run at once:
+
+`firefox --profile {{path/to/directory}} {{https://example.com/}}`
+
 - Set Firefox as the default browser:
 
 `firefox --setDefaultBrowser`