diff --git a/docs/document/Articles/docs/Neovim.md b/docs/document/Articles/docs/Neovim.md
deleted file mode 100644
index b4bdaf2..0000000
--- a/docs/document/Articles/docs/Neovim.md
+++ /dev/null
@@ -1,76 +0,0 @@
-#
-
-## Install plugin manager - `lazy.nvim`
-
-```bash
-nano ~/.config/nvim/lua/sharpchen/lazy.lua
-```
-
-```lua
-local lazypath = vim.fn.stdpath("data") .. "/lazy/lazy.nvim"
-if not vim.loop.fs_stat(lazypath) then
-  vim.fn.system({
-    "git",
-    "clone",
-    "--filter=blob:none",
-    "https://github.com/folke/lazy.nvim.git",
-    "--branch=stable", -- latest stable release
-    lazypath,
-  })
-end
-vim.opt.rtp:prepend(lazypath)
-
-require("lazy").setup({})
-```
-
-```lua
--- ~/.config/nvim/init.lua
-
-require("sharpchen")
-require("sharpchen.lazy") // [!code ++]
-```
-
-## Organize plugins
-
-For plugins need options, store them in none-index file separately.
-
-```lua
--- ~/.config/nvim/lua/sharpchen/plugins/colorscheme.lua
-return {
-    -- ... all colorscheme
-}
-```
-
-For plugins without options, store them in `./init.lua`
-
-```lua
--- ~/.config/nvim/lua/sharpchen/plugins/init.lua
-return {
-    -- ...
-}
-```
-
-To import plugins
-
-```bash
-nano ~/.config/nvim/lua/sharpchen/lazy.lua
-```
-
-```lua
--- ~/.config/nvim/lua/sharpchen/lazy.lua
-
-local lazypath = vim.fn.stdpath("data") .. "/lazy/lazy.nvim"
-if not vim.loop.fs_stat(lazypath) then
-  vim.fn.system({
-    "git",
-    "clone",
-    "--filter=blob:none",
-    "https://github.com/folke/lazy.nvim.git",
-    "--branch=stable", -- latest stable release
-    lazypath,
-  })
-end
-vim.opt.rtp:prepend(lazypath)
-
-require("lazy").setup("sharpchen.plugins") // [!code ++]
-```
diff --git a/docs/document/Articles/docs/Setup nix-on-droid.md b/docs/document/Articles/docs/Setup nix-on-droid.md
index b316235..470046f 100644
--- a/docs/document/Articles/docs/Setup nix-on-droid.md	
+++ b/docs/document/Articles/docs/Setup nix-on-droid.md	
@@ -23,14 +23,13 @@
     > [!NOTE]
     > You can wrap the same as bash function by `awk` or other text manipulation tools.
 
-
 ## Init
 
 - nix-on-droid may ask for url for certain file, if the url is not accessible on your phone, download it and transfer to your phone. And replace the default url as `file:///sdcard/...`
 - type `yes` when nix prompt for downloads for first init.
 - add and update channels: 
     ```sh
-    nix-channel --add https://github.com/nix-community/home-manager/archive/release-24.05.tar.gz home-manager && channel
+    nix-channel --add https://github.com/nix-community/home-manager/archive/release-24.05.tar.gz home-manager && nix-channel --update
     ```
     > [!TIP]
     > If you use the wrapper function mentioned above, would be like this:
@@ -67,14 +66,14 @@ mkdir -p ~/.ssh/ && touch ~/.ssh/authorized_keys && echo <pub> >> ~/.ssh/authori
 - start ssh daemon by `sshd`
 
 ```sh
-sshd -p <port> -h <host_key> -d
+$(which sshd) -p <port> -h <host_key> -d
 ```
 
 `-d` is essential to know whether your port is been taken or not. See details in `man sshd`.
 
 - now connect to nix-on-droid from your computer
 
-```ps1
+```sh
 ssh -l nix-on-droid -p <port> <ipaddr_of_phone>
 ```