Change tab-bar display

init.el

@@ -632,7 +632,8 @@
            tab-bar-tab-name-ellipsis truncate-string-ellipsis
            tab-bar-show t
            tab-bar-close-button-show t
-           tab-bar-close-button (propertize " ✕ " 'display t
+           tab-bar-close-button (propertize " ◦ "
+                                            'display t
                                             'close-tab t)
            tab-bar-new-button (propertize "+ " 'display t))
   (tab-bar-mode +1)

lisp/+tab-bar.el

@@ -122,7 +122,7 @@ Used by `tab-bar-format-menu-bar'."
 
 (defun +tab-bar-format-menu-bar ()
   "Produce the Menu button for the tab bar that shows the menu bar."
-  `((menu-bar menu-item (propertize " Ɛ " 'face '+tab-bar-extra)
+  `((menu-bar menu-item (propertize " 𝜀 " 'face '+tab-bar-extra)
               +tab-bar-menu-bar :help "Menu Bar")))