vim/help/grep

• :helpgrep or :helpg

  • search for a term in the help
  • Examples
    • :helpgrep CTRL-]
      • view spots in the help that mention this keyboard shortcut
    • :helpgrep jump back
      • try to find the help on how to jump back to where you were, such as after a jump to a tag with CTRL-]
    • :helpgrep tag stack
    • :helpgrep :tjump
  • you'll get Vim/Err/E480 if results do not exist.