diff --git a/.gitignore b/.gitignore
index ef3c6c4..cfb5e0e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,3 +4,4 @@
 .vim/
 autoload/
 node_modules/
+tags
diff --git a/.vimrc b/.vimrc
index 76d035e..f83df56 100644
--- a/.vimrc
+++ b/.vimrc
@@ -12,6 +12,9 @@
     let g:vim_version = str2float(g:vim_version)
     let g:dotfile_path = '~/.dotfiles/'
 
+    set runtimepath^=~/.vim runtimepath+=~/.vim/after
+    let &packpath=&runtimepath
+
     " The default leader is '\', but many people prefer ',' as it's in a standard
     let mapleader = ','
     let maplocalleader = '_'
@@ -35,7 +38,7 @@
     " Always switch to the current file directory
 
     set shortmess+=filmnrxoOtT          " Abbrev. of messages (avoids 'hit enter')
-    set viewoptions=folds,options,cursor,unix,slash " Better Unix / Windows compatibility
+    " set viewoptions=folds,options,cursor,unix,slash " Better Unix / Windows compatibility
     set virtualedit=onemore             " Allow for cursor beyond last character
     set history=1000                    " Store a ton of history (default is 20)
     set hidden                          " Allow buffer switching without saving
@@ -165,20 +168,16 @@
     " Yank from the cursor to the end of the line, to be consistent with C and D.
     nnoremap Y y$
 
-    set foldmethod=syntax
-    autocmd FileType python set foldmethod=indent
+    if has('nvim')
+        set foldmethod=expr
+        set foldexpr=nvim_treesitter#foldexpr()
+    else
+        set foldmethod=syntax
+        autocmd FileType python set foldmethod=indent
+    endif
+
+    " so when a buffer open it wouldn't be fold by default
     set nofoldenable
-    " Code folding options
-    nmap <leader>f0 :set foldlevel=0<CR>
-    nmap <leader>f1 :set foldlevel=1<CR>
-    nmap <leader>f2 :set foldlevel=2<CR>
-    nmap <leader>f3 :set foldlevel=3<CR>
-    nmap <leader>f4 :set foldlevel=4<CR>
-    nmap <leader>f5 :set foldlevel=5<CR>
-    nmap <leader>f6 :set foldlevel=6<CR>
-    nmap <leader>f7 :set foldlevel=7<CR>
-    nmap <leader>f8 :set foldlevel=8<CR>
-    nmap <leader>f9 :set foldlevel=9<CR>
 
     " Find merge conflict markers
     map <leader>fc /\v^[<\|=>]{7}( .*\|$)<CR>
diff --git a/.vimrc.bundles b/.vimrc.bundles
index 9a7770c..da8a0f1 100644
--- a/.vimrc.bundles
+++ b/.vimrc.bundles
@@ -38,7 +38,6 @@
         
         Plug 'scrooloose/nerdtree'
 
-        Plug 'godlygeek/tabular'
         " for markdown{
             Plug 'preservim/vim-markdown'
         "}
@@ -79,6 +78,9 @@
         " put text in neibouring tmux pane into auto complete
         Plug 'wellle/tmux-complete.vim'
 
+        Plug 'ludovicchabant/vim-gutentags'
+        Plug 'lambdalisue/readablefold.vim'
+
         " only work with nvim > 0.5
         " For other versions, just loading the plugin may
         " cause error
@@ -132,6 +134,11 @@ if g:vim_type == 'nvim'
 endif
 " }
 
+    " ludovicchabant/vim-gutentags {
+        set statusline+=%{gutentags#statusline()}
+        let g:gutentags_cache_dir=g:vim_dir . '/.vimtags/'
+    "}
+
     " easymotion/vim-easymotion {
     
         " <Leader>f{char} to move to {char}
@@ -179,23 +186,10 @@ endif
     if isdirectory(expand(plugin_dir . "/vim-rooter"))
         let g:rooter_patterns = ['.vscode', '.git', '*.sln', 'src']
         let g:rooter_change_directory_for_non_project_files = 'current'
+        let g:rooter_silent_chdir = 1
     endif
     " }
     
-    " godlygeek/tabular {
-    if isdirectory(expand(plugin_dir . "/tabular"))
-        nmap <leader>t= :Tabularize /=<CR>
-        vmap <leader>t= :Tabularize /=<CR>
-
-        nmap <leader>t\| :Tab /\|<CR>
-        vmap <leader>t\| :Tab /\|<CR>
-
-        nmap <leader>t: :Tab /:\zs<CR>
-        vmap <leader>t: :Tab /:\zs<CR>
-    endif
-    
-    " }
-    
     " NerdTree {
         if isdirectory(expand(plugin_dir . "/nerdtree"))
             let g:NERDShutUp=1
@@ -381,7 +375,7 @@ endif
         "if !has('nvim') || g:vim_version < 0.5
         if v:true
             highlight SignColumn ctermbg=none
-            highlight CursorLineNr ctermbg=none
+            "highlight CursorLineNr ctermbg=none
             highlight CocWarningHighlight ctermbg=none
             highlight CocErrorSign ctermbg=none ctermfg=9 cterm=bold
             highlight CocErrorHighlight ctermbg=none ctermfg=9 cterm=underline,bold
@@ -391,7 +385,7 @@ endif
             highlight CocInfoSign    ctermbg=none
             highlight CocHintSign    ctermbg=none
             if g:theme_color == 'dark'
-                highlight! link TempColor Pmenu
+                highlight! link TempColor Visual
                 highlight! link CocFloating     TempColor
                 highlight! link CocErrorFloat   TempColor
                 highlight! link CocWarningFloat TempColor
diff --git a/install.py b/install.py
new file mode 100644
index 0000000..689f810
--- /dev/null
+++ b/install.py
@@ -0,0 +1,87 @@
+""" cross platform installation script
+"""
+import subprocess
+import os
+import urllib.request
+
+from os.path import expanduser, join
+from shutil import which
+
+home = expanduser("~") 
+app_name = 'dotfiles'
+APP_PATH = join(home, '.' + app_name)
+REPO_URL = 'https://github.com/Donaldttt/' + app_name
+REPO_BRANCH = 'dev'
+VIM_RTPATH = join(home, '.vim')
+
+def exist(app):
+    return which(app) is not None
+
+def program_must_exist(app):
+    if not exist(app):
+        fatal_error(app, "must be installed to continue")
+
+def fatal_error(msg):
+    print('Error:', msg)
+    exit()
+
+def msg(msg):
+    print(msg)
+
+def execute(cmd, cwd=None):
+    out = subprocess.check_output(
+        cmd,
+        stderr=subprocess.STDOUT,
+        shell=True,
+        cwd=None
+    )
+    print(out)
+
+def sync_repo(repo_path, repo_url, repo_branch, repo_name):
+    if not os.path.exists(repo_path):
+        msg('Trying to clone ' + repo_name)
+        cmd = "git clone -b {} {} {}".format(repo_branch, repo_url, repo_path)
+        execute(cmd)
+    else:
+        msg('Trying to update ' + repo_name)
+        cmd = "git pull origin {}".format(repo_branch)
+        execute(cmd, cwd=APP_PATH)
+
+def setup_vimplug():
+
+    vimplug_path = VIM_RTPATH + "\\autoload\\plug.vim"
+    if not os.path.isdir(os.path.dirname(vimplug_path)):
+        os.makedirs(os.path.dirname(vimplug_path))
+    urllib.request.urlretrieve("https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim", vimplug_path)
+    print("Please execute :PlugInstall in vim")
+
+def setup_nvim():
+    if exist('nvim'):
+        nvim_dir = home + '\\AppData\\Local\\nvim\\'
+        nvim_config = nvim_dir + 'init.vim'
+        if not os.path.isdir(nvim_dir):
+            os.mkdir(nvim_dir)
+        msg('Setting up neovim config')
+        with open(nvim_config, 'w') as f:
+            f.write('''set runtimepath^=~/.vim runtimepath+=~/.vim/after
+            let &packpath=&runtimepath
+            source ~/.vimrc''')
+
+def setup_vim():
+    if not exist('vim') and not exist('nvim'):
+        fatal_error('Error: vim or nvim has to be installed.')
+    program_must_exist('git')
+    sync_repo(APP_PATH, REPO_URL, REPO_BRANCH, app_name)
+    path = join(home, '.vimrc')
+    if os.path.exists(path):
+        os.remove(path)
+    os.symlink(join(APP_PATH, '.vimrc'), join(home, '.vimrc'))
+    path = join(home, '.vimrc.bundles')
+    if os.path.exists(path):
+        os.remove(path)
+    os.symlink(join(APP_PATH, '.vimrc.bundles'), join(home, '.vimrc.bundles'))
+    setup_nvim()
+    setup_vimplug()
+    msg("Done!")
+
+setup_vim()
diff --git a/windows.tips b/windows.tips
index dedd8bb..159c827 100644
--- a/windows.tips
+++ b/windows.tips
@@ -1,6 +1,10 @@
 
 # Windows Tips
 
+## Install vim
+
+Probably need to install bulid tool through scoop(like gcc)
+
 Config powershell as emac style
 
 put this line into powershell's config file(which is in $profile)