--- basilisk.old/basilisk/components/customizableui/CustomizableUI.jsm
+++ basilisk/basilisk/components/customizableui/CustomizableUI.jsm
@@ -237,7 +237,7 @@
       defaultPlacements: [
         "menubar-items",
       ],
-      defaultCollapsed: true,
+      defaultCollapsed: false,
     }, true);
 #endif
 
@@ -257,7 +257,7 @@
       defaultPlacements: [
         "personal-bookmarks",
       ],
-      defaultCollapsed: true,
+      defaultCollapsed: false,
     }, true);
 
     this.registerArea(CustomizableUI.AREA_ADDONBAR, {
@@ -474,7 +474,7 @@
         throw new Error("defaultCollapsed is only allowed for default toolbars.")
       }
       if (!props.has("defaultCollapsed")) {
-        props.set("defaultCollapsed", true);
+        props.set("defaultCollapsed", false);
       }
     } else if (props.has("defaultCollapsed")) {
       throw new Error("defaultCollapsed only applies for TYPE_TOOLBAR areas.");