diff --git a/lua/custom/keymaps/files.lua b/lua/custom/keymaps/files.lua
index 0c6a68b..ebb24a5 100644
--- a/lua/custom/keymaps/files.lua
+++ b/lua/custom/keymaps/files.lua
@@ -2,13 +2,13 @@
 --
 
 local wk = require 'which-key'
-local neotree_utils = require 'custom.plugins.neotree'
+local neotree_helper = require 'custom.plugins.neotree-helper'
 local bufremove = require 'mini.bufremove'
 
 wk.add {
   mode = { 'n', 'v' },
   { '<leader>F', group = 'Fichier' }, -- group
-  { '<leader>Fe', neotree_utils.smart_open, desc = 'Parcourir fichiers' },
+  { '<leader>Fe', neotree_helper.smart_open, desc = 'Parcourir fichiers' },
   { '<leader>Fc', bufremove.delete, desc = 'Fermer buffer', silent = true },
   { '<leader>Fr', '<CMD>source %<CR>', desc = 'Recharger buffer', silent = true },
   { '<leader>Fs', '<CMD>w<CR>', desc = 'Sauver buffer', silent = true },
@@ -19,7 +19,7 @@ wk.add {
   { '<F5>', '<CMD>source %<CR>', desc = 'Recharger buffer', silent = true, hidden = true },
   { '<C-s>', '<CMD>w<CR>', desc = 'Sauver buffer', silent = true, hidden = true },
   { '<C-c>', bufremove.delete, desc = 'Fermer buffer', silent = true, hidden = true },
-  { '<C-o>', neotree_utils.smart_open, desc = 'Parcourir fichiers', silent = true, hidden = true },
+  { '<C-o>', neotree_helper.smart_open, desc = 'Parcourir fichiers', silent = true, hidden = true },
 }
 
 -- The line beneath this is called `modeline`. See `:help modeline`
diff --git a/lua/custom/plugins/neotree-helper.lua b/lua/custom/plugins/neotree-helper.lua
new file mode 100644
index 0000000..83db40f
--- /dev/null
+++ b/lua/custom/plugins/neotree-helper.lua
@@ -0,0 +1,88 @@
+-- Neo-tree helper module
+--
+local M = {}
+
+-- Function to get confirmation input (compatible with different neo-tree versions)
+local function get_confirmation(msg, callback)
+  -- Try the modern approach first
+  local ok, inputs = pcall(require, 'neo-tree.ui.inputs')
+  if ok and inputs and inputs.confirm then
+    return inputs.confirm(msg, callback)
+  end
+
+  -- Fallback to vim.ui.input for compatibility
+  vim.ui.input({
+    prompt = msg .. ' (y/N): ',
+  }, function(input)
+    local confirmed = input and (input:lower() == 'y' or input:lower() == 'yes')
+    callback(confirmed)
+  end)
+end
+
+-- Smart open a neo-tree window
+function M.smart_open()
+  local bufname = vim.api.nvim_buf_get_name(0)
+  local filetype = vim.bo.filetype
+  local is_real_file = vim.fn.filereadable(bufname) == 1
+
+  -- Si c'est le dashboard ministarter, ouvrir dans le home
+  if filetype == 'ministarter' then
+    vim.cmd('Neotree toggle reveal=false position=float dir=' .. vim.fn.expand '~')
+  -- Si c'est un fichier réel, révéler le fichier dans l'arborescence
+  elseif is_real_file and bufname ~= '' then
+    vim.cmd 'Neotree position=left reveal=true'
+  -- Sinon, ouvrir dans le répertoire de travail courant
+  else
+    vim.cmd('Neotree position=left reveal_force_cwd=true dir=' .. vim.fn.getcwd())
+  end
+end
+
+-- Trash the target
+function M.trash(state)
+  local node = state.tree:get_node()
+  if node.type == 'message' then
+    return
+  end
+
+  local _, name = require('neo-tree.utils').split_path(node.path)
+  local msg = string.format("Are you sure you want to trash '%s'?", name)
+
+  get_confirmation(msg, function(confirmed)
+    if not confirmed then
+      return
+    end
+    vim.api.nvim_command('silent !trash-put ' .. vim.fn.shellescape(node.path))
+    require('neo-tree.sources.manager').refresh(state.name)
+  end)
+end
+
+-- Trash the selections (visual mode)
+function M.trash_visual(state, selected_nodes)
+  local paths_to_trash = {}
+  for _, node in ipairs(selected_nodes) do
+    if node.type ~= 'message' then
+      table.insert(paths_to_trash, node.path)
+    end
+  end
+
+  if #paths_to_trash == 0 then
+    return
+  end
+
+  local msg = 'Are you sure you want to trash ' .. #paths_to_trash .. ' items?'
+  get_confirmation(msg, function(confirmed)
+    if not confirmed then
+      return
+    end
+    for _, path in ipairs(paths_to_trash) do
+      vim.api.nvim_command('silent !trash-put ' .. vim.fn.shellescape(path))
+    end
+    require('neo-tree.sources.manager').refresh(state.name)
+  end)
+end
+
+return M
+
+-- The line beneath this is called `modeline`. See `:help modeline`
+-- vim: ts=2 sts=2 sw=2 et
+
diff --git a/lua/custom/plugins/neotree.lua b/lua/custom/plugins/neotree.lua
deleted file mode 100644
index 967f825..0000000
--- a/lua/custom/plugins/neotree.lua
+++ /dev/null
@@ -1,26 +0,0 @@
--- Neo-tree helper module
---
-
-local M = {}
-
-function M.smart_open()
-  local bufname = vim.api.nvim_buf_get_name(0)
-  local filetype = vim.bo.filetype
-  local is_real_file = vim.fn.filereadable(bufname) == 1
-
-  -- Si c'est le dashboard ministarter, ouvrir dans le home
-  if filetype == 'ministarter' then
-    vim.cmd('Neotree toggle reveal=false position=float dir=' .. vim.fn.expand '~')
-  -- Si c'est un fichier réel, révéler le fichier dans l'arborescence
-  elseif is_real_file and bufname ~= '' then
-    vim.cmd 'Neotree position=left reveal=true'
-  -- Sinon, ouvrir dans le répertoire de travail courant
-  else
-    vim.cmd('Neotree position=float reveal_force_cwd=true dir=' .. vim.fn.getcwd())
-  end
-end
-
-return M
-
--- The line beneath this is called `modeline`. See `:help modeline`
--- vim: ts=2 sts=2 sw=2 et
diff --git a/lua/kickstart/core/options.lua b/lua/kickstart/core/options.lua
index 7784d87..7234c85 100644
--- a/lua/kickstart/core/options.lua
+++ b/lua/kickstart/core/options.lua
@@ -81,5 +81,15 @@ vim.o.scrolloff = 10
 -- See `:help 'confirm'`
 vim.o.confirm = true
 
+-- Indentation : espaces par défaut
+vim.opt.expandtab = true -- convertit les tabs en espaces
+vim.opt.tabstop = 2 -- largeur visuelle d'un tab
+vim.opt.shiftwidth = 2 -- indentation à 2 espaces
+vim.opt.softtabstop = 2 -- nombre d'espaces quand tu tapes <Tab>
+
+-- indentation auto intelligente
+vim.opt.smartindent = true
+
 -- The line beneath this is called `modeline`. See `:help modeline`
--- vim: ts=2 sts=2 sw=2 et
\ No newline at end of file
+-- vim: ts=2 sts=2 sw=2 et
+
diff --git a/lua/kickstart/plugins/neo-tree.lua b/lua/kickstart/plugins/neo-tree.lua
index 6c7d062..fe85a32 100644
--- a/lua/kickstart/plugins/neo-tree.lua
+++ b/lua/kickstart/plugins/neo-tree.lua
@@ -1,6 +1,8 @@
 -- Neo-tree is a Neovim plugin to browse the file system
 -- https://github.com/nvim-neo-tree/neo-tree.nvim
 
+local neotree_helper = require 'custom.plugins.neotree-helper'
+
 return {
   'nvim-neo-tree/neo-tree.nvim',
   version = '*',
@@ -8,20 +10,54 @@ return {
     'nvim-lua/plenary.nvim',
     'nvim-tree/nvim-web-devicons', -- not strictly required, but recommended
     'MunifTanjim/nui.nvim',
-    'folke/snacks.nvim', -- optional
+    'folke/snacks.nvim', -- optional for image preview
+    'saifulapm/neotree-file-nesting-config', -- optional for VSCode like file nesting
   },
   lazy = false,
   keys = {
-    { '\\', ':Neotree reveal<CR>', desc = 'NeoTree reveal', silent = true },
+    -- { '<C-o>', ':Neotree reveal<CR>', desc = 'NeoTree reveal', silent = true },
   },
   opts = {
+    hide_root_node = true, -- recommanded config for VSCode like file nesting
+    retain_hidden_root_indent = true, -- recommanded config for VSCode like file nesting
     filesystem = {
+      filtered_items = {
+        show_hidden_count = false, -- recommanded config for VSCode like file nesting
+        never_show = { -- recommanded config for VSCode like file nesting
+          '.DS_Store',
+        },
+      },
       window = {
         mappings = {
-          ['\\'] = 'close_window',
+          ['<C-o>'] = {
+            'close_window',
+            desc = 'close neo-tree',
+          },
+          ['T'] = {
+            'trash',
+            desc = 'trash file',
+          },
         },
       },
+      commands = {
+        trash = neotree_helper.trash,
+        trash_visual = neotree_helper.trash_visual,
+      },
+    },
+    default_component_configs = {
+      indent = {
+        with_expanders = true,
+        expander_collapsed = '',
+        expander_expanded = '',
+      },
     },
   },
+  config = function(_, opts)
+    -- Adding rules from plugin
+    opts.nesting_rules = require('neotree-file-nesting-config').nesting_rules
+    require('neo-tree').setup(opts)
+  end,
 }
 
+-- The line beneath this is called `modeline`. See `:help modeline`
+-- vim: ts=2 sts=2 sw=2 et
diff --git a/lua/kickstart/plugins/snacks.lua b/lua/kickstart/plugins/snacks.lua
index f05a63f..312d7d7 100644
--- a/lua/kickstart/plugins/snacks.lua
+++ b/lua/kickstart/plugins/snacks.lua
@@ -7,22 +7,26 @@ return {
     'folke/snacks.nvim',
     priority = 1000,
     lazy = false,
-    ---@type snacks.Config
-    -- opts = {
-    --   -- your configuration comes here
-    --   -- or leave it empty to use the default settings
-    --   -- refer to the configuration section below
-    --   bigfile = { enabled = true },
-    --   dashboard = { enabled = true },
-    --   explorer = { enabled = true },
-    --   indent = { enabled = true },
-    --   input = { enabled = true },
-    --   picker = { enabled = true },
-    --   notifier = { enabled = true },
-    --   quickfile = { enabled = true },
-    --   scope = { enabled = true },
-    --   scroll = { enabled = true },
-    --   statuscolumn = { enabled = true },
-    --   words = { enabled = true },
+    -- -@type snacks.Config
+    opts = {
+      -- your configuration comes here
+      -- or leave it empty to use the default settings
+      -- refer to the configuration section below
+      bigfile = { enabled = false },
+      dashboard = { enabled = false },
+      explorer = { enabled = false },
+      indent = { enabled = false },
+      input = { enabled = false },
+      picker = { enabled = false },
+      notifier = { enabled = false },
+      quickfile = { enabled = false },
+      scope = { enabled = false },
+      scroll = { enabled = false },
+      statuscolumn = { enabled = false },
+      words = { enabled = false },
+      image = {
+        enabled = true,
+      },
+    },
   },
 }