Update README.md

1 files changed, 19 insertions, 1 deletions

diff --git a/README.md b/README.md
index dc93745..e7c0fae 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,25 @@ Auto configurations for Language Server for vim-lsp
 
 ## Instroduction
 
-Language Servers is not easily to install.
+Language Servers is not easily to install. Visual Studio Code provide easy way
+to install/update Language Server and Language Server Client. This plugin
+provide same feature on Vim.
+
+## Usage
+
+If you install clangd always, you can use clangd for C/C++. But if you install clang with named clangd-6.0, you can replace executable like below:
+
+```vim
+let g:lsp_settings = {
+\  'clangd': {'cmd': ['clangd-6.0']}
+\}
+```
+
+If you install ruby but not solargraph, you can install solargraph with following command.
+
+```
+:LspInstallServer
+```
 
 ## License