diff --git a/manual/macOS.md b/manual/macOS.md
index 1272d24..f979112 100644
--- a/manual/macOS.md
+++ b/manual/macOS.md
@@ -8,4 +8,5 @@ Run install script. takes around 20-25min.
 
 1. Keyboard -> Modifier Keys -> Caps Lock = Esc
 2. Tackpad -> Tracking Speed = 5
-3. Accessibility -> Pointer Control -> Trackpad Options -> Drag w/o lock
+3. Accessibility -> Pointer Control -> Trackpad Options -> Drag w/o lock\
+4. Set default browser to Firefox