Via [url=https://blog.counter-strike.net/index.php/2020/02/28378/]the CS:GO blog[/url]:

[quote=Valve][ MISC ]
– Improved bot decision trees including support for Ballistic Shield.
– Game language can now be controlled in the game properties Language tab.
– Added support for Greek, Español-Latinoamérica, and Vietnamese languages.
– Fixed vote UI to display uppercase map names.
– Fixed several unlocalized UI strings.

[ MAPS ]
– Jungle
— Reworked radio tower (only two first floors are accesable now)
— Added some new buildings near “beta”, “APC”, “radio tower”, “Charlie”
— Improved clipping across the map
— more covers props have been added in some places, to make map less open
— Added more loot crates
— Updated map overview
— Fixed many community bug reports
— Reduced grass size
— reduced fog density
— Changed lighting in some areas[/quote]

Rumor has it:

- Assorted [url=https://github.com/SteamDatabase/GameTracking-CSGO/commit/b28f7794013340901edec162d44915c536b79650]localization file updates[/url] have been stuffed in, primarily for Shattered Web mission strings (made possible in part by contributions from [url=http://translation.steampowered.com/]Translators Like You - Thank You[/url])

- Shattered Web missions for this coming week, and next week [url=https://github.com/SteamDatabase/GameTracking-CSGO/commit/b28f7794013340901edec162d44915c536b79650#diff-61078bd2bc26e33766f09f0c5b9ac935R72785]have been set up in the item schema[/url]

- Size is ~130 MB