diff --git a/init.vim b/init.vim
index 62fa87b..e5a007b 100644
--- a/init.vim
+++ b/init.vim
@@ -36,7 +36,7 @@ source ~/.config/nvim/plugin-confs/nvim-cmp.lua
 source ~/.config/nvim/plugin-confs/fidget.lua
 source ~/.config/nvim/plugin-confs/symbols-outline.lua
 " source ~/.config/nvim/plugin-confs/copilot.lua
-" source ~/.config/nvim/plugin-confs/lsp-signature.lua
+source ~/.config/nvim/plugin-confs/lsp-signature.lua
 " source ~/.config/nvim/plugin-confs/nvim-docs-view.lua
 
 " nvim and vim plugins
diff --git a/lua/plugins.lua b/lua/plugins.lua
index 04a34b5..15b8f76 100644
--- a/lua/plugins.lua
+++ b/lua/plugins.lua
@@ -79,42 +79,42 @@ require('packer').startup(function(use)
         run = function() vim.fn['fzf#install']() end
     }
 
-    use {
-        "lewis6991/hover.nvim",
-        config = function()
-            require("hover").setup {
-                init = function()
-                    -- Require providers
-                    require("hover.providers.lsp")
-                    -- require('hover.providers.gh')
-                    -- require('hover.providers.jira')
-                    require('hover.providers.man')
-                    require('hover.providers.dictionary')
-                end,
-                preview_opts = {
-                    border = "rounded"
-                    -- border = {
-                    --     { "╭", "FloatBorder" },
-                    --     { "─", "FloatBorder" },
-                    --     { "╮", "FloatBorder" },
-                    --     { "│", "FloatBorder" },
-                    --     { "╯", "FloatBorder" },
-                    --     { "─", "FloatBorder" },
-                    --     { "╰", "FloatBorder" },
-                    --     { "│", "FloatBorder" },
-                    -- }
-                },
-                -- Whether the contents of a currently open hover window should be moved
-                -- to a :h preview-window when pressing the hover keymap.
-                preview_window = false,
-                title = true
-            }
+    -- use {
+    --     "lewis6991/hover.nvim",
+    --     config = function()
+    --         require("hover").setup {
+    --             init = function()
+    --                 -- Require providers
+    --                 require("hover.providers.lsp")
+    --                 -- require('hover.providers.gh')
+    --                 -- require('hover.providers.jira')
+    --                 require('hover.providers.man')
+    --                 require('hover.providers.dictionary')
+    --             end,
+    --             preview_opts = {
+    --                 border = "rounded"
+    --                 -- border = {
+    --                 --     { "╭", "FloatBorder" },
+    --                 --     { "─", "FloatBorder" },
+    --                 --     { "╮", "FloatBorder" },
+    --                 --     { "│", "FloatBorder" },
+    --                 --     { "╯", "FloatBorder" },
+    --                 --     { "─", "FloatBorder" },
+    --                 --     { "╰", "FloatBorder" },
+    --                 --     { "│", "FloatBorder" },
+    --                 -- }
+    --             },
+    --             -- Whether the contents of a currently open hover window should be moved
+    --             -- to a :h preview-window when pressing the hover keymap.
+    --             preview_window = false,
+    --             title = true
+    --         }
 
-            -- Setup keymaps
-            vim.keymap.set("n", "K", require("hover").hover, {desc = "hover.nvim"})
-            vim.keymap.set("n", "gK", require("hover").hover_select, {desc = "hover.nvim (select)"})
-        end
-    }
+    --         -- Setup keymaps
+    --         vim.keymap.set("n", "K", require("hover").hover, {desc = "hover.nvim"})
+    --         vim.keymap.set("n", "gK", require("hover").hover_select, {desc = "hover.nvim (select)"})
+    --     end
+    -- }
 
     use 'ap/vim-css-color'
     use 'jiangmiao/auto-pairs'
@@ -190,7 +190,7 @@ require('packer').startup(function(use)
     use {
         'onsails/lspkind-nvim'
     }
-    -- use 'ray-x/lsp_signature.nvim'
+    use 'ray-x/lsp_signature.nvim'
     use {
         'rmagatti/goto-preview'
     }
diff --git a/plugin-confs/lsp-signature.lua b/plugin-confs/lsp-signature.lua
index 899f9e7..d68e692 100644
--- a/plugin-confs/lsp-signature.lua
+++ b/plugin-confs/lsp-signature.lua
@@ -6,20 +6,20 @@ cfg = {
 
     bind = true, -- This is mandatory, otherwise border config won't get registered.
     -- If you want to hook lspsaga or other signature handler, pls set to false
-    doc_lines = 12, -- will show two lines of comment/doc(if there are more than two lines in doc, will be truncated);
+    doc_lines = 15, -- will show two lines of comment/doc(if there are more than two lines in doc, will be truncated);
     -- set to 0 if you DO NOT want any API comments be shown
     -- This setting only take effect in insert mode, it does not affect signature help in normal
     -- mode, 10 by default
 
     floating_window = true, -- show hint in a floating window, set to false for virtual text only mode
-    floating_window_above_cur_line = true, -- try to place the floating above the current line when possible Note:
+    floating_window_above_cur_line = false, -- try to place the floating above the current line when possible Note:
     -- will set to true when fully tested, set to false will use whichever side has more space
     -- this setting will be helpful if you do not want the PUM and floating win overlap
 
     floating_window_off_x = 1, -- adjust float windows x position.
     floating_window_off_y = -1, -- adjust float windows y position.
 
-    fix_pos = false, -- set to true, the floating window will not auto-close until finish all parameters
+    fix_pos = true, -- set to true, the floating window will not auto-close until finish all parameters
     hint_enable = true, -- virtual hint enable
     hint_prefix = " ", -- Panda for parameter
     hint_scheme = "String",