vscode-keybindings.json

// Place your key bindings in this file to overwrite the defaults
[
  {
    "key": "tab",
    "command": "selectNextQuickFix",
    "when": "editorFocus && quickFixWidgetVisible"
  },
  {
    "key": "shift+tab",
    "command": "selectPrevQuickFix",
    "when": "editorFocus && quickFixWidgetVisible"
  },
  {
    "key": "tab",
    "command": "selectNextSuggestion",
    "when": "editorTextFocus && suggestWidgetMultipleSuggestions && suggestWidgetVisible"
  },
  {
    "key": "shift+tab",
    "command": "selectPrevSuggestion",
    "when": "editorTextFocus && suggestWidgetMultipleSuggestions && suggestWidgetVisible"
  },
  {
    "key": "ctrl+j",
    "command": "selectNextQuickFix",
    "when": "editorFocus && quickFixWidgetVisible"
  },
  {
    "key": "ctrl+j",
    "command": "selectNextSuggestion",
    "when": "editorTextFocus && suggestWidgetMultipleSuggestions && suggestWidgetVisible"
  },
  {
    "key": "ctrl+[Backslash]",
    "command": "workbench.action.terminal.focus",
    "when": "!terminalFocus"
  },
  {
    "key": "ctrl+[Backslash]",
    "command": "workbench.action.focusActiveEditorGroup",
    "when": "terminalFocus"
  },
  {
    "key": "ctrl+w h",
    "command": "workbench.action.focusLeftGroup"
  },
  {
    "key": "ctrl+w l",
    "command": "workbench.action.focusRightGroup"
  }
]