# Phosphorus

Fifth major update

* Improvement #1391: Guide or tutorial about advanced controls
* Feature #1416: 35+ Challenges
* Feature #1589: 275+ elements
* Improvement #1388: Highlight "Final" objects
* Improvement #1721: Save list: show progress
* Bug #1723: When trying to move an element just after merging two, it may disappear
* Improvement #1730: Switch from CRA to Vite
* Feature #1642: New achievement: "Sun" => "The power of the sun in the palm of my hand"