This section is in need of research. You can help out by editing this article or discussing your findings on the talk page. The editor who added this notice elaborates: Changes in quotation marks are copied directly from the update notes and need specifics
"Fixed Follow option when viewing profiles in co-op lobbies"
"Fixed tower UI getting cut off when adding towers in Custom Challenges"
"Fixed a simulation-UI display issue (portraits not appearing)"
Map unlock tutorial text corrected (undocumented)
Before
Unlock these maps by beating maps in the previous Difficulty category: Beginner unlocks Intermediate, Intermediate unlocks Hard, Hard unlocks Expert.[sic] Win one map in any category to unlock one map in the next category.
After
Unlock these maps by beating maps in the previous Difficulty category: Beginner unlocks Intermediate, Intermediate unlocks Advanced, Advanced unlocks Expert. Win one map in any category to unlock one map in the next category.
The official update notes mentions this known issue that persists from version 23.0:
Collection Event Rewards - for players who have not played the game since earning rewards over the holidays, you may crash on load; we are looking into the issue currently but in the meantime, if you launch the game offline it should load without issue! We apologize for the inconvenience and are working on getting this fixed as soon as we can.