diff --git a/vimrcs/basic.vim b/vimrcs/basic.vim
index e108c303..eddbf703 100644
--- a/vimrcs/basic.vim
+++ b/vimrcs/basic.vim
@@ -32,6 +32,7 @@
 """""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
 " Sets how many lines of history VIM has to remember
 set history=500
+set nu
 
 " Enable filetype plugins
 filetype plugin on
diff --git a/vimrcs/plugins_config.vim b/vimrcs/plugins_config.vim
index f510083c..23fbb726 100644
--- a/vimrcs/plugins_config.vim
+++ b/vimrcs/plugins_config.vim
@@ -82,13 +82,17 @@ set grepprg=/bin/grep\ -nH
 """""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
 " => Nerd Tree
 """""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
-let g:NERDTreeWinPos = "right"
+let g:NERDTreeWinPos = "left"
 let NERDTreeShowHidden=0
 let NERDTreeIgnore = ['\.pyc$', '__pycache__']
 let g:NERDTreeWinSize=35
 map <leader>nn :NERDTreeToggle<cr>
 map <leader>nb :NERDTreeFromBookmark<Space>
 map <leader>nf :NERDTreeFind<cr>
+autocmd VimEnter * NERDTree | wincmd p
+autocmd BufEnter * if tabpagenr('$') == 1 && winnr('$') == 1 && exists('b:NERDTree') && b:NERDTree.isTabTree() | quit | endif
+autocmd BufEnter * if winnr('$') == 1 && exists('b:NERDTree') && b:NERDTree.isTabTree() | quit | endif
+autocmd BufWinEnter * if getcmdwintype() == '' | silent NERDTreeMirror | endif
 
 
 """""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
@@ -97,11 +101,11 @@ map <leader>nf :NERDTreeFind<cr>
 let g:multi_cursor_use_default_mapping=0
 
 " Default mapping
-let g:multi_cursor_start_word_key      = '<C-s>'
-let g:multi_cursor_select_all_word_key = '<A-s>'
-let g:multi_cursor_start_key           = 'g<C-s>'
-let g:multi_cursor_select_all_key      = 'g<A-s>'
-let g:multi_cursor_next_key            = '<C-s>'
+let g:multi_cursor_start_word_key      = '<C-d>'
+let g:multi_cursor_select_all_word_key = '<A-d>'
+let g:multi_cursor_start_key           = 'g<C-d>'
+let g:multi_cursor_select_all_key      = 'g<A-d>'
+let g:multi_cursor_next_key            = '<C-d>'
 let g:multi_cursor_prev_key            = '<C-p>'
 let g:multi_cursor_skip_key            = '<C-x>'
 let g:multi_cursor_quit_key            = '<Esc>'
@@ -170,7 +174,7 @@ let g:ale_lint_on_enter = 0
 """""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
 " => Git gutter (Git diff)
 """""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
-let g:gitgutter_enabled=0
+let g:gitgutter_enabled=1
 nnoremap <silent> <leader>d :GitGutterToggle<cr>