Via the Steam store:
Valve- Updated several maps to fix localization issues
- Updated/Added some tournament medals
- Updated the localization files
Rumor has it:
- A whole lot of localization is all viewable here, which is made possible in part by contributions from Translators Like You - Thank You
- Tournament medal additions include (♻ indicates re-used assets from a previous season/year/league):
- Russian Highlander Season 4 (♻ 1st Place, 2nd Place, 3rd Place, Participant, Staff)
- Late Night TF2 Cup Autumn 2019 (♻ Gold Medal, Silver Medal, Bronze Medal, Participant, Helper)
- EBL Main Season 3 (♻ 1st Place, 2nd Place, 3rd Place, Participant)
- EBL Open Season 3 (♻ 1st Place, 2nd Place, 3rd Place, Participant)
- LBTF2 Highlander Access Season 5 (♻ 1st Place, 2nd Place, 3rd Place, Participant)
- LBTF2 Highlander Principal Season 5 (♻ 1st Place, 2nd Place, 3rd Place, Participant)
- LBTF2 Highlander Open Season 5 (♻ 1st Place, 2nd Place, 3rd Place, Participant)
- The current set of EBL medals that were already in the game have been renamed to mention that they're for its Invite division
- Size is ~140 MB (mostly in part due to those map updates)