diff --git a/nvim/after/plugin/barbar.lua b/nvim/after/plugin/barbar.lua
index ebbb2f8..387dee3 100644
--- a/nvim/after/plugin/barbar.lua
+++ b/nvim/after/plugin/barbar.lua
@@ -2,8 +2,8 @@ local map = vim.api.nvim_set_keymap
 local opts = { noremap = true, silent = true }
 
 -- Move to previous/next
-map('n', '<A-,>', '<Cmd>BufferPrevious<CR>', opts)
-map('n', '<A-.>', '<Cmd>BufferNext<CR>', opts)
+map('n', '<C-PageUp>', '<Cmd>BufferPrevious<CR>', opts)
+map('n', '<C-PageDown>', '<Cmd>BufferNext<CR>', opts)
 -- Re-order to previous/next
 map('n', '<A-<>', '<Cmd>BufferMovePrevious<CR>', opts)
 map('n', '<A->>', '<Cmd>BufferMoveNext<CR>', opts)
diff --git a/nvim/after/plugin/lsp.lua b/nvim/after/plugin/lsp.lua
index ec4bd6e..b0f055a 100644
--- a/nvim/after/plugin/lsp.lua
+++ b/nvim/after/plugin/lsp.lua
@@ -29,6 +29,8 @@ local cmp_mappings = lsp.defaults.cmp_mappings({
   ['<C-n>'] = cmp.mapping.select_next_item(cmp_select),
   ['<C-y>'] = cmp.mapping.confirm({ select = true }),
   ["<C-Space>"] = cmp.mapping.complete(),
+  ['<C-Up>'] = cmp.mapping.scroll_docs(-4),
+  ['<C-Down>'] = cmp.mapping.scroll_docs(4),
 })
 
 cmp_mappings['<Tab>'] = nil
diff --git a/nvim/after/plugin/neovim-tasks.lua b/nvim/after/plugin/neovim-tasks.lua
new file mode 100644
index 0000000..c0965c4
--- /dev/null
+++ b/nvim/after/plugin/neovim-tasks.lua
@@ -0,0 +1,21 @@
+local Path = require('plenary.path')
+require('tasks').setup({
+    default_params = { -- Default module parameters with which `neovim.json` will be created.
+        cmake = {
+            cmd = 'cmake', -- CMake executable to use, can be changed using `:Task set_module_param cmake cmd`.
+            build_dir = tostring(Path:new('{cwd}', 'build', '{os}-{build_type}')), -- Build directory. The expressions `{cwd}`, `{os}` and `{build_type}` will be expanded with the corresponding text values. Could be a function that return the path to the build directory.
+            build_type = 'Debug', -- Build type, can be changed using `:Task set_module_param cmake build_type`.
+            dap_name = 'lldb', -- DAP configuration name from `require('dap').configurations`. If there is no such configuration, a new one with this name as `type` will be created.
+            args = { -- Task default arguments.
+                configure = { '-D', 'CMAKE_EXPORT_COMPILE_COMMANDS=1', '-G', 'Ninja' },
+            },
+        },
+    },
+    save_before_run = true, -- If true, all files will be saved before executing a task.
+    params_file = 'neovim.json', -- JSON file to store module and task parameters.
+    quickfix = {
+        pos = 'botright', -- Default quickfix position.
+        height = 12, -- Default height.
+    },
+    dap_open_command = function() return require('dap').repl.open() end -- Command to run after starting DAP session. You can set it to `false` if you don't want to open anything or `require('dapui').open` if you are using https://github.com/rcarriga/nvim-dap-ui
+})
diff --git a/nvim/init.lua b/nvim/init.lua
index c5f80c3..478a70f 100644
--- a/nvim/init.lua
+++ b/nvim/init.lua
@@ -2,6 +2,6 @@ require("xcoder")
 
 --print("Neovide is", vim.g.neovide)
 if vim.g.neovide then
-    vim.opt.guifont = { "Fira Code:h11" }
+    vim.opt.guifont = { "Fira Code:h10.5" }
 end
 
diff --git a/nvim/lua/xcoder/packer.lua b/nvim/lua/xcoder/packer.lua
index 7d72a2a..37f9210 100644
--- a/nvim/lua/xcoder/packer.lua
+++ b/nvim/lua/xcoder/packer.lua
@@ -53,8 +53,6 @@ return require('packer').startup(function(use)
   }
 
   use("folke/zen-mode.nvim")
-  use("github/copilot.vim")
-  use("eandrju/cellular-automaton.nvim")
   use("laytan/cloak.nvim")
   use {
       "windwp/nvim-autopairs",
@@ -63,5 +61,9 @@ return require('packer').startup(function(use)
 
   use 'nvim-tree/nvim-web-devicons'
   use {'romgrk/barbar.nvim', requires = 'nvim-web-devicons'}
+
+  -- tasks and debuging
+  use ("Shatur/neovim-tasks")
+  use ("mfussenegger/nvim-dap")
 end)
 
diff --git a/nvim/lua/xcoder/remap.lua b/nvim/lua/xcoder/remap.lua
index e165d1a..d5f38ca 100644
--- a/nvim/lua/xcoder/remap.lua
+++ b/nvim/lua/xcoder/remap.lua
@@ -11,19 +11,13 @@ vim.keymap.set("n", "<C-u>", "<C-u>zz")
 vim.keymap.set("n", "n", "nzzzv")
 vim.keymap.set("n", "N", "Nzzzv")
 
-vim.keymap.set("n", "<leader>vwm", function()
-    require("vim-with-me").StartVimWithMe()
-end)
-vim.keymap.set("n", "<leader>svwm", function()
-    require("vim-with-me").StopVimWithMe()
-end)
-
 -- greatest remap ever
 vim.keymap.set("x", "<leader>p", [["_dP]])
 
 -- next greatest remap ever : asbjornHaland
-vim.keymap.set({"n", "v"}, "<leader>y", [["+y]])
-vim.keymap.set("n", "<leader>Y", [["+Y]])
+vim.keymap.set({"n", "v"}, "<C-S-C>", [["+y]])
+
+vim.keymap.set({"n", "v"}, "<C-S-V>", [["+p]])
 
 vim.keymap.set({"n", "v"}, "<leader>d", [["_d]])
 
@@ -49,3 +43,9 @@ vim.keymap.set("n", "<leader><leader>", function()
     vim.cmd("so")
 end)
 
+-- close buffer
+vim.keymap.set("n", "<leader>q", "<cmd>bw<CR>")
+vim.keymap.set("n", "<leader>Q", "<cmd>bw!<CR>")
+
+-- rename vaiable
+vim.api.nvim_set_keymap("n", "<leader>rn", "<cmd>lua vim.lsp.buf.rename()<CR>", { noremap = true })
diff --git a/nvim/plugin/packer_compiled.lua b/nvim/plugin/packer_compiled.lua
index 4fcd0ef..856185f 100644
--- a/nvim/plugin/packer_compiled.lua
+++ b/nvim/plugin/packer_compiled.lua
@@ -84,11 +84,6 @@ _G.packer_plugins = {
     path = "/home/piyush/.local/share/nvim/site/pack/packer/start/barbar.nvim",
     url = "https://github.com/romgrk/barbar.nvim"
   },
-  ["cellular-automaton.nvim"] = {
-    loaded = true,
-    path = "/home/piyush/.local/share/nvim/site/pack/packer/start/cellular-automaton.nvim",
-    url = "https://github.com/eandrju/cellular-automaton.nvim"
-  },
   ["cloak.nvim"] = {
     loaded = true,
     path = "/home/piyush/.local/share/nvim/site/pack/packer/start/cloak.nvim",
@@ -119,11 +114,6 @@ _G.packer_plugins = {
     path = "/home/piyush/.local/share/nvim/site/pack/packer/start/cmp_luasnip",
     url = "https://github.com/saadparwaiz1/cmp_luasnip"
   },
-  ["copilot.vim"] = {
-    loaded = true,
-    path = "/home/piyush/.local/share/nvim/site/pack/packer/start/copilot.vim",
-    url = "https://github.com/github/copilot.vim"
-  },
   ["friendly-snippets"] = {
     loaded = true,
     path = "/home/piyush/.local/share/nvim/site/pack/packer/start/friendly-snippets",
@@ -149,6 +139,11 @@ _G.packer_plugins = {
     path = "/home/piyush/.local/share/nvim/site/pack/packer/start/mason.nvim",
     url = "https://github.com/williamboman/mason.nvim"
   },
+  ["neovim-tasks"] = {
+    loaded = true,
+    path = "/home/piyush/.local/share/nvim/site/pack/packer/start/neovim-tasks",
+    url = "https://github.com/Shatur/neovim-tasks"
+  },
   ["nvim-autopairs"] = {
     config = { "\27LJ\2\n@\0\0\3\0\3\0\a6\0\0\0'\2\1\0B\0\2\0029\0\2\0004\2\0\0B\0\2\1K\0\1\0\nsetup\19nvim-autopairs\frequire\0" },
     loaded = true,
@@ -160,6 +155,11 @@ _G.packer_plugins = {
     path = "/home/piyush/.local/share/nvim/site/pack/packer/start/nvim-cmp",
     url = "https://github.com/hrsh7th/nvim-cmp"
   },
+  ["nvim-dap"] = {
+    loaded = true,
+    path = "/home/piyush/.local/share/nvim/site/pack/packer/start/nvim-dap",
+    url = "https://github.com/mfussenegger/nvim-dap"
+  },
   ["nvim-lspconfig"] = {
     loaded = true,
     path = "/home/piyush/.local/share/nvim/site/pack/packer/start/nvim-lspconfig",
@@ -229,14 +229,14 @@ _G.packer_plugins = {
 }
 
 time([[Defining packer_plugins]], false)
--- Config for: rose-pine
-time([[Config for rose-pine]], true)
-try_loadstring("\27LJ\2\n9\0\0\3\0\3\0\0056\0\0\0009\0\1\0'\2\2\0B\0\2\1K\0\1\0\26colorscheme rose-pine\bcmd\bvim\0", "config", "rose-pine")
-time([[Config for rose-pine]], false)
 -- Config for: nvim-autopairs
 time([[Config for nvim-autopairs]], true)
 try_loadstring("\27LJ\2\n@\0\0\3\0\3\0\a6\0\0\0'\2\1\0B\0\2\0029\0\2\0004\2\0\0B\0\2\1K\0\1\0\nsetup\19nvim-autopairs\frequire\0", "config", "nvim-autopairs")
 time([[Config for nvim-autopairs]], false)
+-- Config for: rose-pine
+time([[Config for rose-pine]], true)
+try_loadstring("\27LJ\2\n9\0\0\3\0\3\0\0056\0\0\0009\0\1\0'\2\2\0B\0\2\1K\0\1\0\26colorscheme rose-pine\bcmd\bvim\0", "config", "rose-pine")
+time([[Config for rose-pine]], false)
 
 _G._packer.inside_compile = false
 if _G._packer.needs_bufread == true then