diff --git a/lua/basics.lua b/lua/basics.lua
index b12602d..10e09d1 100644
--- a/lua/basics.lua
+++ b/lua/basics.lua
@@ -21,4 +21,4 @@ set.splitbelow = true
 set.signcolumn = "auto:2"
 
 -- set leader
-vim.g.mapleader = ","
+vim.g.mapleader = " "
diff --git a/lua/plugins.lua2 b/lua/plugins.lua2
deleted file mode 100644
index 9f9444e..0000000
--- a/lua/plugins.lua2
+++ /dev/null
@@ -1,177 +0,0 @@
-local execute = vim.api.nvim_command
-local fn = vim.fn
--- ensure that packer is installed
-local install_path = fn.stdpath("data") .. "/site/pack/packer/opt/packer.nvim"
-if fn.empty(fn.glob(install_path)) > 0 then
-end
-vim.cmd("packadd packer.nvim")
-local packer = require "packer"
-
-packer.init(
-  {
-    package_root = util.join_paths(vim.fn.stdpath("data"), "site", "pack")
-  }
-)
-hello!
-
-return require("packer").startup(
-  function()
-    -- Packer can manage itself
-    use "wbthomason/packer.nvim"
-    use {
-      "MasterGordon/monokai.nvim",
-      config = function()
-        require("monokai").setup()
-      end
-    }
-    use {
-      "glepnir/galaxyline.nvim",
-      branch = "main",
-      config = function()
-        require "plugins/galaxyline"
-      end,
-      requires = {"kyazdani42/nvim-web-devicons"}
-    }
-    use {
-      "kyazdani42/nvim-tree.lua",
-      config = function()
-        require "plugins/nvim-tree"
-      end,
-      requires = {"kyazdani42/nvim-web-devicons", opt = true}
-    }
-    use "JoosepAlviste/nvim-ts-context-commentstring"
-    use {
-      "b3nj5m1n/kommentary",
-      config = function()
-        require("kommentary.config").configure_language(
-          "typescriptreact",
-          {
-            single_line_comment_string = "auto",
-            multi_line_comment_strings = "auto",
-            hook_function = function()
-              require("ts_context_commentstring.internal").update_commentstring()
-            end
-          }
-        )
-      end
-    }
-    use {
-      "nvim-treesitter/playground",
-      requires = {"nvim-treesitter/nvim-treesitter"}
-    }
-    use {
-      "nvim-treesitter/nvim-treesitter",
-      run = ":TSUpdate",
-      config = function()
-        require("nvim-autopairs").setup(
-          {
-            enable_check_bracket_line = true
-          }
-        )
-        require "nvim-treesitter.configs".setup {
-          context_commentstring = {
-            enable = true,
-            enable_autocmd = true
-          },
-          highlight = {
-            enable = true,
-            custom_captures = {
-              ["jsx_element"] = "TSTag"
-            }
-          },
-          indent = {
-            enable = true
-          },
-          autotag = {
-            enable = true
-          }
-        }
-      end,
-      requires = {"JoosepAlviste/nvim-ts-context-commentstring", "windwp/nvim-ts-autotag", "windwp/nvim-autopairs"}
-    }
-    use {
-      "mhartington/formatter.nvim",
-      config = function()
-        require "plugins/formatter"
-      end
-    }
-    use {
-      "mhinz/vim-signify",
-      config = function()
-        require "plugins/signify"
-      end
-    }
-    use {
-      "RishabhRD/nvim-lsputils",
-      requires = {"RishabhRD/popfix"}
-    }
-    use {
-      "neovim/nvim-lspconfig",
-      config = function()
-        require "plugins/lsp"
-      end,
-      requires = {
-        "RishabhRD/nvim-lsputils",
-        "onsails/lspkind-nvim",
-        "ray-x/lsp_signature.nvim",
-        "jose-elias-alvarez/nvim-lsp-ts-utils"
-      }
-    }
-    use {
-      "hrsh7th/nvim-compe",
-      config = function()
-        require "plugins/compe"
-      end
-    }
-    use {
-      "nvim-telescope/telescope.nvim",
-      requires = {"nvim-lua/popup.nvim", "nvim-lua/plenary.nvim"}
-    }
-    use {
-      "nacro90/numb.nvim",
-      config = function()
-        require("numb").setup()
-      end
-    }
-    use {
-      "norcalli/nvim-colorizer.lua",
-      config = function()
-        require "colorizer".setup()
-      end
-    }
-    use {
-      "sindrets/diffview.nvim",
-      config = function()
-        require "plugins/diffview"
-      end
-    }
-    use {
-      "akinsho/nvim-bufferline.lua",
-      config = function()
-        require "plugins/bufferline"
-      end,
-      requires = "kyazdani42/nvim-web-devicons"
-    }
-    use {
-      "lewis6991/spellsitter.nvim",
-      config = function()
-        require("spellsitter").setup()
-      end
-    }
-    use {
-      "rcarriga/vim-ultest",
-      config = function()
-        require "plugins/ultest"
-      end,
-      requires = {"vim-test/vim-test"},
-      run = ":UpdateRemotePlugins"
-    }
-    use {
-      "vuki656/package-info.nvim",
-      config = function()
-        require("package-info").setup()
-      end
-    }
-    use {"npxbr/glow.nvim", run = "GlowInstall"}
-  end
-)
diff --git a/lua/plugins/lsp.lua b/lua/plugins/lsp.lua
index 9ded307..55d32a8 100644
--- a/lua/plugins/lsp.lua
+++ b/lua/plugins/lsp.lua
@@ -70,11 +70,6 @@ require "lspconfig".efm.setup {
 local nvim_lsp = require("lspconfig")
 
 local on_attach = function(client, bufnr)
-  require "lsp_signature".on_attach(
-    {
-      hint_enable = false
-    }
-  )
   local function buf_set_keymap(...)
     vim.api.nvim_buf_set_keymap(bufnr, ...)
   end
@@ -92,7 +87,7 @@ local on_attach = function(client, bufnr)
   buf_set_keymap("n", "<space>wa", "<cmd>lua vim.lsp.buf.add_workspace_folder()<CR>", opts)
   buf_set_keymap("n", "<space>wr", "<cmd>lua vim.lsp.buf.remove_workspace_folder()<CR>", opts)
   buf_set_keymap("n", "<space>wl", "<cmd>lua print(vim.inspect(vim.lsp.buf.list_workspace_folders()))<CR>", opts)
-  buf_set_keymap("n", "<leader>t", "<cmd>lua vim.lsp.buf.type_definition()<CR>", opts)
+  -- buf_set_keymap("n", "<leader>t", "<cmd>lua vim.lsp.buf.type_definition()<CR>", opts)
   buf_set_keymap("n", "<F2>", "<cmd>lua vim.lsp.buf.rename()<CR>", opts)
   buf_set_keymap("n", "<leader>a", "<cmd>lua vim.lsp.buf.code_action()<CR>", opts)
   buf_set_keymap("n", "gr", "<cmd>lua vim.lsp.buf.references()<CR>", opts)
diff --git a/lua/plugins/nvim-tree.lua b/lua/plugins/nvim-tree.lua
index 7c7dab6..7508529 100644
--- a/lua/plugins/nvim-tree.lua
+++ b/lua/plugins/nvim-tree.lua
@@ -11,7 +11,9 @@ vim.g.nvim_tree_icons = {
     staged = "✓",
     unmerged = "",
     renamed = "➜",
-    untracked = "★"
+    untracked = "★",
+    deleted = "",
+    ignored = "◌"
   },
   folder = {
     default = "",