jupyter 插件混乱

我之前看了一些jupyter 的插件，然后安装了，后面不知道安装了的是哪个，现在界面变成这样好难受，有没有能解决方法看一下怎么换回原来的？重新安装了anaconda也没用

img

以下好像是安装了插件列表


```bash
Known nbextensions:
  config dir: C:\Users\RongLu\.jupyter\nbconfig
    notebook section
      nbextensions_configurator/config_menu/main enabled
      - Validating: problems found:
        - require?  X nbextensions_configurator/config_menu/main
      contrib_nbextensions_help_item/main enabled
      - Validating: ok
      hinterland/hinterland enabled
      - Validating: ok
      jupyter-js-widgets/extension enabled
      - Validating: ok
      addbefore/main enabled
      - Validating: ok
      autosavetime/main enabled
      - Validating: ok
      autoscroll/main enabled
      - Validating: ok
      cell_filter/cell_filter enabled
      - Validating: ok
      codefolding/main enabled
      - Validating: ok
      codemirror_mode_extensions/main enabled
      - Validating: ok
      code_font_size/code_font_size enabled
      - Validating: ok
      code_prettify/2to3 enabled
      - Validating: ok
      code_prettify/autopep8 enabled
      - Validating: ok
      code_prettify/code_prettify enabled
      - Validating: ok
      code_prettify/isort enabled
      - Validating: ok
      collapsible_headings/main enabled
      - Validating: ok
      comment-uncomment/main enabled
      - Validating: ok
      datestamper/main enabled
      - Validating: ok
      equation-numbering/main enabled
      - Validating: ok
      execute_time/ExecuteTime enabled
      - Validating: ok
      execution_dependencies/execution_dependencies enabled
      - Validating: ok
      exercise/main enabled
      - Validating: ok
      exercise2/main enabled
      - Validating: ok
      export_embedded/main enabled
      - Validating: ok
      freeze/main enabled
      - Validating: ok
      gist_it/main enabled
      - Validating: ok
      go_to_current_running_cell/main enabled
      - Validating: ok
      help_panel/help_panel enabled
      - Validating: ok
      hide_header/main enabled
      - Validating: ok
      hide_input/main enabled
      - Validating: ok
      hide_input_all/main enabled
      - Validating: ok
      highlighter/highlighter enabled
      - Validating: ok
      init_cell/main enabled
      - Validating: ok
      keyboard_shortcut_editor/main enabled
      - Validating: ok
      limit_output/main enabled
      - Validating: ok
      livemdpreview/livemdpreview enabled
      - Validating: ok
      load_tex_macros/main enabled
      - Validating: ok
      move_selected_cells/main enabled
      - Validating: ok
      navigation-hotkeys/main enabled
      - Validating: ok
      nbTranslate/main enabled
      - Validating: ok
      notify/notify enabled
      - Validating: ok
      printview/main enabled
      - Validating: ok
      python-markdown/main enabled
      - Validating: ok
      qtconsole/qtconsole enabled
      - Validating: ok
      rubberband/main enabled
      - Validating: ok
      ruler/main enabled
      - Validating: ok
      runtools/main enabled
      - Validating: ok
      scratchpad/main enabled
      - Validating: ok
      scroll_down/main enabled
      - Validating: ok
      select_keymap/main enabled
      - Validating: ok
      skill/main enabled
      - Validating: ok
      skip-traceback/main enabled
      - Validating: ok
      snippets/main enabled
      - Validating: ok
      snippets_menu/main enabled
      - Validating: ok
      spellchecker/main enabled
      - Validating: ok
      splitcell/splitcell enabled
      - Validating: ok
      table_beautifier/main enabled
      - Validating: ok
      toc2/main enabled
      - Validating: ok
      toggle_all_line_numbers/main enabled
      - Validating: ok
      varInspector/main enabled
      - Validating: ok
      zenmode/main enabled
      - Validating: ok
    tree section
      nbextensions_configurator/tree_tab/main enabled
      - Validating: problems found:
        - require?  X nbextensions_configurator/tree_tab/main
  config dir: C:\Users\RongLu\AppData\Roaming\Python\etc\jupyter\nbconfig
    notebook section
      nbextensions_configurator/config_menu/main enabled
      - Validating: problems found:
        - require?  X nbextensions_configurator/config_menu/main
    tree section
      nbextensions_configurator/tree_tab/main enabled
      - Validating: problems found:
        - require?  X nbextensions_configurator/tree_tab/main
  config dir: D:\EnvCompiledLangs\Anaconda3\etc\jupyter\nbconfig
    notebook section
      jupyterlab-plotly/extension enabled
      - Validating: ok
      jupyter-js-widgets/extension enabled
      - Validating: ok
  config dir: C:\ProgramData\jupyter\nbconfig
    notebook section
      nbextensions_configurator/config_menu/main enabled
      - Validating: problems found:
        - require?  X nbextensions_configurator/config_menu/main
      contrib_nbextensions_help_item/main enabled
      - Validating: ok
    tree section
      nbextensions_configurator/tree_tab/main enabled
      - Validating: problems found:
        - require?  X nbextensions_configurator/tree_tab/main

```