Summarized changelog:

• Improvements
  • Backup system
  • Performance
• Fixes
  • Plugin options not persisting properly
  • Mouse support in command bar
  • Escape sequence handling
• Notes
  • Micro will ensure that settings.json now only contains non-default settings
  • Any settings with default values in settings.json will be removed after modifying your settings or running micro -clean

Full changelog available here

• micro --version
• Install and use filemanager plugin
• Create a new text file, edit, save, re-open
• Write this summary