diff --git a/.emacs.d/custom.el b/.emacs.d/custom.el
index 151fd93..09480ab 100644
--- a/.emacs.d/custom.el
+++ b/.emacs.d/custom.el
@@ -3,9 +3,85 @@
  ;; If you edit it by hand, you could mess it up, so be careful.
  ;; Your init file should contain only one such instance.
  ;; If there is more than one, they won't work right.
+ '(connection-local-criteria-alist
+   '(((:application tramp)
+	  tramp-connection-local-default-system-profile tramp-connection-local-default-shell-profile)))
+ '(connection-local-profile-alist
+   '((tramp-connection-local-darwin-ps-profile
+	  (tramp-process-attributes-ps-args "-acxww" "-o" "pid,uid,user,gid,comm=abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ" "-o" "state=abcde" "-o" "ppid,pgid,sess,tty,tpgid,minflt,majflt,time,pri,nice,vsz,rss,etime,pcpu,pmem,args")
+	  (tramp-process-attributes-ps-format
+	   (pid . number)
+	   (euid . number)
+	   (user . string)
+	   (egid . number)
+	   (comm . 52)
+	   (state . 5)
+	   (ppid . number)
+	   (pgrp . number)
+	   (sess . number)
+	   (ttname . string)
+	   (tpgid . number)
+	   (minflt . number)
+	   (majflt . number)
+	   (time . tramp-ps-time)
+	   (pri . number)
+	   (nice . number)
+	   (vsize . number)
+	   (rss . number)
+	   (etime . tramp-ps-time)
+	   (pcpu . number)
+	   (pmem . number)
+	   (args)))
+	 (tramp-connection-local-busybox-ps-profile
+	  (tramp-process-attributes-ps-args "-o" "pid,user,group,comm=abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ" "-o" "stat=abcde" "-o" "ppid,pgid,tty,time,nice,etime,args")
+	  (tramp-process-attributes-ps-format
+	   (pid . number)
+	   (user . string)
+	   (group . string)
+	   (comm . 52)
+	   (state . 5)
+	   (ppid . number)
+	   (pgrp . number)
+	   (ttname . string)
+	   (time . tramp-ps-time)
+	   (nice . number)
+	   (etime . tramp-ps-time)
+	   (args)))
+	 (tramp-connection-local-bsd-ps-profile
+	  (tramp-process-attributes-ps-args "-acxww" "-o" "pid,euid,user,egid,egroup,comm=abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ" "-o" "state,ppid,pgid,sid,tty,tpgid,minflt,majflt,time,pri,nice,vsz,rss,etimes,pcpu,pmem,args")
+	  (tramp-process-attributes-ps-format
+	   (pid . number)
+	   (euid . number)
+	   (user . string)
+	   (egid . number)
+	   (group . string)
+	   (comm . 52)
+	   (state . string)
+	   (ppid . number)
+	   (pgrp . number)
+	   (sess . number)
+	   (ttname . string)
+	   (tpgid . number)
+	   (minflt . number)
+	   (majflt . number)
+	   (time . tramp-ps-time)
+	   (pri . number)
+	   (nice . number)
+	   (vsize . number)
+	   (rss . number)
+	   (etime . number)
+	   (pcpu . number)
+	   (pmem . number)
+	   (args)))
+	 (tramp-connection-local-default-shell-profile
+	  (shell-file-name . "/bin/sh")
+	  (shell-command-switch . "-c"))
+	 (tramp-connection-local-default-system-profile
+	  (path-separator . ":")
+	  (null-device . "/dev/null"))))
  '(custom-enabled-themes '(modus-operandi-tinted))
  '(custom-safe-themes
-   '("fb83a50c80de36f23aea5919e50e1bccd565ca5bb646af95729dc8c5f926cbf3" "e7820b899036ae7e966dcaaec29fd6b87aef253748b7de09e74fdc54407a7a02" "1781e8bccbd8869472c09b744899ff4174d23e4f7517b8a6c721100288311fa5" default))
+   '("f82e68d489e6c21c9552c4e8e35a03d126d9eba632a8e7b4f9329d1374b4a19c" "d395c1793e0d64797d711c870571a0033174ca321ed48444efbe640bf692bf4f" "11873c4fbf465b956889adfa9182495db3bf214d9a70c0f858f07f6cc91cbd47" "eb7cd622a0916358a6ef6305e661c6abfad4decb4a7c12e73d6df871b8a195f8" "fb83a50c80de36f23aea5919e50e1bccd565ca5bb646af95729dc8c5f926cbf3" "e7820b899036ae7e966dcaaec29fd6b87aef253748b7de09e74fdc54407a7a02" "1781e8bccbd8869472c09b744899ff4174d23e4f7517b8a6c721100288311fa5" default))
  '(safe-local-variable-values
    '((eval modify-syntax-entry 43 "'")
 	 (eval modify-syntax-entry 36 "'")
diff --git a/.emacs.d/init.el b/.emacs.d/init.el
index b1ddcf9..8ceb484 100644
--- a/.emacs.d/init.el
+++ b/.emacs.d/init.el
@@ -42,6 +42,7 @@
 ;; package list we want installed
 ;; first use-package
 (straight-use-package 'use-package)
+(use-package modus-themes :straight t)
 (use-package vterm :straight t)
 (use-package el-patch :straight t)
 (use-package doom-modeline
@@ -164,6 +165,24 @@
 (use-package rust-mode :straight t)
 (use-package markdown-mode :straight t)
 (use-package olivetti :straight t)
+(use-package copilot
+  :straight (:host github :repo "zerolfx/copilot.el" :files ("dist" "*.el"))
+  :ensure t)
+; complete by copilot first, then company-mode
+(defun my-tab ()
+  (interactive)
+  (or (copilot-accept-completion)
+      (company-indent-or-complete-common nil)))
+
+; modify company-mode behaviors
+(with-eval-after-load 'company
+  ; disable inline previews
+  (delq 'company-preview-if-just-one-frontend company-frontends)
+  ; enable tab completion
+  (define-key company-mode-map (kbd "C-<tab>") 'my-tab)
+  (define-key company-mode-map (kbd "C-TAB") 'my-tab)
+  (define-key company-active-map (kbd "C-<tab>") 'my-tab)
+  (define-key company-active-map (kbd "C-TAB") 'my-tab))
 
 ;; Adapted from https://github.com/Slackwise/dotfiles/blob/master/emacs/slackwise.el
 (setq-default