diff --git a/dot_config/exact_nvim/Readme.md b/dot_config/exact_nvim/Readme.md
index 25d6ea8..5c78c4b 100644
--- a/dot_config/exact_nvim/Readme.md
+++ b/dot_config/exact_nvim/Readme.md
@@ -15,14 +15,15 @@ Yuan Neovim 備忘
     * move cursor: <window>(方向鍵)
 
 ### 擴充自行設定的快速鍵
+* `<F8>`: NeoTree: 查看已經開啟的檔案
 * `<F9>`: NeoTree
 * `<F10>`: git status
 * `<leader>fT`: 浮動NeoTree
 * `<leader>fB`: 已開啟的檔案
 
 #### 預計設定
-* <F8> 看看你設定了哪些變數、函數，也可以快速跳轉
 * <F6> 可以回朔到開啟檔案以來的任何歷史，還會標出修改的地方
+* <F7> 看看你設定了哪些變數、函數，也可以快速跳轉
 
 ### 編輯習慣（已經覆寫）
 * shift+方向鍵(傳統): 選取文字（傳統習慣）
diff --git a/dot_config/exact_nvim/exact_lua/exact_config/keymaps_nvim.lua b/dot_config/exact_nvim/exact_lua/exact_config/keymaps_nvim.lua
index c43e1b0..146e30e 100644
--- a/dot_config/exact_nvim/exact_lua/exact_config/keymaps_nvim.lua
+++ b/dot_config/exact_nvim/exact_lua/exact_config/keymaps_nvim.lua
@@ -5,6 +5,9 @@ local map = vim.keymap.set
 -- Ctrl+Enter 鍵會被視為 Ctrl+M (對策: 多增加相同功能的Ctrl+Alt+Enter)
 -- <A-S-CR>
 
+-- Ctrl+s 儲存
+map("n", "<C-s>", "<cmd>write<CR>", { noremap = true, silent = true, desc = "Save file" })
+map("i", "<C-s>", "<Esc><cmd>write<CR>a", { noremap = true, silent = true, desc = "Save file in insert mode" })
 
 -- Tab切換
 -- 現在由barbar控制，先停用
diff --git a/dot_config/exact_nvim/exact_lua/exact_plugins/neo-tree.lua b/dot_config/exact_nvim/exact_lua/exact_plugins/neo-tree.lua
index 49909b6..de604f2 100644
--- a/dot_config/exact_nvim/exact_lua/exact_plugins/neo-tree.lua
+++ b/dot_config/exact_nvim/exact_lua/exact_plugins/neo-tree.lua
@@ -64,6 +64,8 @@ return {
         end,
         desc = "NeoTree"
       },
+      { "<F8>", "<cmd>Neotree toggle buffers<cr>", desc = "NeoTree Buffers" },
+
       { "<leader>e", "<Cmd>Neotree reveal<CR>" },
       { "<leader>ft", "<cmd>Neotree toggle<cr>", desc = "NeoTree" },
       { "<leader>fT", "<cmd>Neotree float<cr>", desc = "NeoTree Float" },