The update addresses a number of issues and new/improved features, the information is courtesy of Rockstar Newswire:
- General improvements to multiplayer, improving overall stability and matchmaking efficiency.
- Added the option to copy one of your Loadouts into an empty custom slot.
- Fixed an issue where wins and losses were reported incorrectly on leaderboards.
- Fixed an issue where explosive kills were not working as intended in Arcade Mode.
- Fixed an issue where newly created Crews and Emblems would not always appear in-game.
- Fixed an issue where dual wielding the PT92 and .38 Revolver and firing until the ammunition runs out could cause the weapons to jam.
For any other issues, Rockstar asks players to report them on one of the following:
- Web: www.rockstargames.com/support
- Twitter: twitter.com/RockstarSupport
- Email: email@example.com