dotfiles-and-setup/src_files/.config/obsidian/hotkeys.json

{
  "markdown:toggle-preview": [
    {
      "modifiers": [
        "Alt"
      ],
      "key": "R"
    }
  ],
  "switcher:open": [
    {
      "modifiers": [
        "Ctrl"
      ],
      "key": "F"
    }
  ]
}