diff --git a/.gitconfig2 b/.gitconfig2
index 6a933f9..ab99553 100644
--- a/.gitconfig2
+++ b/.gitconfig2
@@ -1,7 +1,17 @@
 [user]
-	email = me@beardic.cn
-	name = Dict Xiong
+    email = me@beardic.cn
+    name = Dict Xiong
 [core]
     editor = vim
+    # test this by `git update-index --test-untracked-cache`
+    # disable this by setting `GIT_DISABLE_UNTRACKED_CACHE`
+    untrackedCache = true
 [push]
     autoSetupRemote = true
+[branch]
+    # Show most recently changed branches first.
+    sort = -committerdate
+[help]
+    autocorrect = 1
+[init]
+    defaultBranch = main
\ No newline at end of file
diff --git a/.zshrc2 b/.zshrc2
index 9fa1d4b..85fdc1e 100644
--- a/.zshrc2
+++ b/.zshrc2
@@ -1,9 +1,14 @@
-# env
+# env for shell
 export TERM="xterm-256color"
 export LC_ALL=C.UTF-8
 export LANG=C.UTF-8
 export DOTFILES=$( cd "$( dirname "${BASH_SOURCE[0]:-${(%):-%x}}" )" && pwd )
 export PATH="$PATH:$DOTFILES/scripts"
+export EDITOR='vim'
+# env for apps
+export PYTHONIOENCODING='UTF-8'
+export GPG_TTY=$(tty)
+export LESS_TERMCAP_md=$'\E[01;33m'
 
 # antigen
 if [[ -z "$DFS_NO_WALL" ]]; then