diff --git a/lisp/init-meow.el b/lisp/init-meow.el
index 6d6a84b..296684f 100644
--- a/lisp/init-meow.el
+++ b/lisp/init-meow.el
@@ -82,14 +82,12 @@
    '("z" . meow-pop-selection)
    '("'" . repeat)
    '("<escape>" . ignore))
-  ;; (meow-define-keys
-  ;;     'beacon
-  ;;   '("C-g" . meow-grab))
-  ;; (meow-define-keys
-  ;;     'insert
-  ;;   '("ESC" . <escape>))
+  (meow-define-keys
+      'beacon
+    '("C-g" . meow-grab))
   )
 
+
 (use-package meow
   :demand t
   :hook (elpaca-after-init . meow-global-mode)
@@ -100,6 +98,8 @@
   (add-to-list 'meow-mode-state-list '(eshell-mode . insert))
   (add-to-list 'meow-mode-state-list '(git-commit-elisp-text-mode . insert))
 
+  (define-key input-decode-map (kbd "C-[") [control-bracketleft])
+  (define-key meow-insert-state-keymap [control-bracketleft] 'meow-insert-exit)
   (setq meow-keypad-leader-dispatch "C-c"
         meow-use-clipboard t)
   (setq meow-replace-state-name-list
@@ -110,4 +110,40 @@
           (beacon . "<B>")))
   (setq meow-cursor-type-normal 'bar))
 
+;; Meow jk exit
+(use-package meow
+  :disabled t
+  :after meow
+  :config
+  ;; Use jk to escape from insert state to normal state
+  (defvar meow-two-char-escape-sequence "jk")
+  (defvar meow-two-char-escape-delay 0.5)
+  (defun meow--two-char-exit-insert-state (s)
+    "Exit meow insert state when pressing consecutive two keys.
+
+S is string of the two-key sequence."
+    (when (meow-insert-mode-p)
+      (let ((modified (buffer-modified-p))
+            (undo-list buffer-undo-list))
+        (insert (elt s 0))
+        (let* ((second-char (elt s 1))
+               (event
+                (if defining-kbd-macro
+                    (read-event nil nil)
+                  (read-event nil nil meow-two-char-escape-delay))))
+          (when event
+            (if (and (characterp event) (= event second-char))
+                (progn
+                  (backward-delete-char 1)
+                  (set-buffer-modified-p modified)
+                  (setq buffer-undo-list undo-list)
+                  (meow-insert-exit))
+              (push event unread-command-events)))))))
+  (defun meow-two-char-exit-insert-state ()
+    "Exit meow insert state when pressing consecutive two keys."
+    (interactive)
+    (meow--two-char-exit-insert-state meow-two-char-escape-sequence))
+  (define-key meow-insert-state-keymap (substring meow-two-char-escape-sequence 0 1)
+              #'meow-two-char-exit-insert-state))
+
 (provide 'init-meow)
diff --git a/lisp/init-org.el b/lisp/init-org.el
index f167b6b..e809379 100644
--- a/lisp/init-org.el
+++ b/lisp/init-org.el
@@ -258,6 +258,11 @@ the element after the #+HEADER: tag."
   :hook (org-latex-preview-mode . org-latex-preview-center-mode)
   :bind ("C-c C-x SPC" . org-latex-preview-clear-cache)
   :config
+  ;; preview buffer on enter
+  (add-hook 'org-mode-hook
+            (lambda ()
+              (run-with-idle-timer 0.5 nil 
+                                   (lambda () (org-latex-preview '(16))))))
   ;; Add margin and rescale display math
   (defvar my/org-latex-display-math-scale 1)
   (defvar my/org-latex-display-math-margin 8)
diff --git a/lisp/init-shell.el b/lisp/init-shell.el
index 0b8a8b7..322aa47 100644
--- a/lisp/init-shell.el
+++ b/lisp/init-shell.el
@@ -41,6 +41,9 @@
   :bind (:map eshell-mode-map
               ([remap recenter-top-bottom] . eshell/clear))
   :config
+  ;; (defun eshell/clear ()
+  ;;   (interactive)
+  ;;   (eshell/clear-scrollback))
   (setq eshell-banner-message ""))
 
 (use-package xterm-color
diff --git a/lisp/init-ui.el b/lisp/init-ui.el
index 5a41ef3..5079d94 100644
--- a/lisp/init-ui.el
+++ b/lisp/init-ui.el
@@ -40,8 +40,15 @@
   :bind ("<f5>" . modus-themes-load-random)
   :bind ("C-<f5>" . modus-themes-load-random-light)
   :bind ("M-<f5>" . modus-themes-load-random-dark)
-
   :init
+  (setq ef-themes-light-themes '(ef-arbutus ef-cyprus ef-day ef-duo-light ef-eagle ef-elea-light
+                                            ef-kassio  ef-melissa-light ef-orange ef-reverie
+                                            ef-spring ef-summer ef-trio-light ef-tritanopia-light))
+
+  (setq ef-themes-dark-themes '(ef-autumn ef-bio ef-cherie ef-dark ef-deuteranopia-dark ef-dream
+                                          ef-duo-dark ef-elea-dark ef-fig ef-maris-dark
+                                          ef-melissa-dark ef-night ef-owl ef-rosa ef-symbiosis
+                                          ef-trio-dark ef-tritanopia-dark ef-winter))
   ;; This makes the Modus commands listed below consider only the Ef
   ;; themes.  For an alternative that includes Modus and all
   ;; derivative themes (like Ef), enable the
@@ -63,13 +70,13 @@
    . (lambda ()
        ;; something to execute when dark mode is detected
        ;; (doric-themes-load-random 'dark))
-       (modus-themes-load-random-dark)
+       (ef-themes-load-random-dark)
        ))
   (auto-dark-light-mode
    . (lambda ()
        ;; something to execute when light mode is detected
        ;; (doric-themes-load-random 'light)
-       (modus-themes-load-random-light)
+       (ef-themes-load-random-light)
        ))
   :hook elpaca-after-init)