diff --git a/.config/fontconfig/fonts.conf b/.config/fontconfig/fonts.conf
index 1a5f2b0..582601d 100644
--- a/.config/fontconfig/fonts.conf
+++ b/.config/fontconfig/fonts.conf
@@ -29,7 +29,6 @@
 		<family>monospace</family>
 		<prefer>
                         <family>JetBrainsMono Nerd Font Mono</family>
-			<family>BlexMono Nerd Font Mono</family>
 			<family>Joy Pixels</family>
 			<family>Noto Color Emoji</family>
 		</prefer>
diff --git a/.config/nvim/init.vim b/.config/nvim/init.vim
index 23c1483..b4d40e4 100644
--- a/.config/nvim/init.vim
+++ b/.config/nvim/init.vim
@@ -1,5 +1,24 @@
 let mapleader =","
 
+" unmap unwanted commands
+nnoremap <F1> <NOP>
+nnoremap <F9> <NOP>
+nnoremap <F10> <NOP>
+nnoremap <F11> <NOP>
+nnoremap <F12> <NOP>
+
+inoremap <F2> <NOP>
+inoremap <F3> <NOP>
+inoremap <F4> <NOP>
+inoremap <F5> <NOP>
+inoremap <F6> <NOP>
+inoremap <F7> <NOP>
+inoremap <F8> <NOP>
+inoremap <F9> <NOP>
+inoremap <F10> <NOP>
+inoremap <F11> <NOP>
+inoremap <F12> <NOP>
+
 set go=a
 
 " enable mouse for all modes