preferences.json

{
  "uc.minimal-sidebar.hide-alltabs-button.enabled": "Hide the alltabs button",
  "uc.minimal-sidebar.hide-newtab-button.enabled": "Hide the newtab button",
  "uc.minimal-sidebar.hide-profile-button.enabled": "Hide the profile button",
  "uc.minimal-sidebar.hide-expand-sidebar-button.enabled": "Hide the expand sidebar button",
  "uc.minimal-sidebar.hide-bookmark-button.enabled": "Hide the bookmarks button",
  "uc.minimal-sidebar.hide-history-button.enabled": "Hide the history button",
  "uc.minimal-sidebar.hide-preferences-button.enabled": "Hide the preferences button",
  "uc.minimal-sidebar.hide-sidepanel-button.enabled": "Hide the sidepanel button",
  "uc.minimal-sidebar.compact-spacing.enabled": "Make padding above the remaining buttons smaller",
  "uc.minimal-sidebar.hide-sidebar.enabled": "Hide all sidebar buttons",
  "uc.minimal-sidebar.fix-sidebar-width.enabled": "Fix sidebar width when you hide all buttons and workspaces"
}