Server - Some potential sources for lag/rubberbanding have been eliminated
Server - The old reserved slots has been replaced by a kick-on-demand system like in BF2
Server - Log file for server admins: all remote admin interface commands/events are logged
Server - Log file for server admins: major server events + all chat messages are logged
Server - Idle kick is controllable
Server - Profanity filter can be disabled
Server - Teamkill-kick system is controllable
Server - Ticket counts and bleed rate are controllable per-level
Server - Infantry only mode available per-level
Server - Initial spawn delay and respawn delay are adjustable
Server - Server description can be up to 400 characters, and use "|" for line breaks
Server - Banlist can contain up to 10.000 entries
Server - reduced latency in packet handling

Admin Interface - fixed the player.onKill spam that occasionally happened
Admin Interface - ensured that player.onJoin events always report the player name
Admin Interface - events triggered when people spawn
Admin Interface - much more info on kills
Admin Interface - detailed stats are reported at end-of-round

Gameplay - Various minor level bugfixes
Gameplay - Helicopter handling has been tweaked
Gameplay - Weapon tweaks have been implemented based on PC public feedback
Gameplay - Fixed technical hang when a crate was armed outside of the combat area
Gameplay - "Victory is near" message was shown for the wrong team on Valparaíso, this has been fixed
Gameplay - Countermeasures can be fired when driving a helicopter
Gameplay - The brightness of the pilot view in the Russian helicopter has been reduced
Gameplay - Advanced Spotting scope works better
Gameplay - Knifing people in the back works again (we backed out the change that we had done for Server R11)

Server Browser - Servers are sorted into 3 categories: Normal, Modified, Hardcore depending on their settings
Server Browser – Added support for retrieving update progress
Server Browser - Now refreshes information
Server Browser - Join queue system when attempting to join a full server
Server Browser - all settings are automatically saved between sessions
Server Browser - Pings are sent via an alternate mechanism, which should work for non-Administrator users as well

Client - Fixed DX9 issue, which likely caused graphics glitches and perhaps crashes
Client - Fixed some crashes
Client - Toggle/hold crouch is user controllable
Client - Toggle/hold zoom is user controllable
Client - Vsync bugfixed for DX10/DX11
Client - Rewritten how settings are written to disk; this should reduce/eliminate the spawn lag
Client - Fixed bug where a player could join a server before the stats has been downloaded causing faulty stats in "EOR- unlock progression"-screen
Client - New chat system allows chatting when dead (but not during end of round) and keeps a 100 lines log
Client - Improved Play Now functionality
Client - Removed K/D ratio and Skill Level filters in the leaderboards
Client - Any points you get while being dead will be added to your score
Client - Reduced negative mouse acceleration
Client - More informative disconnection/kick reasons

Increased the base range of all Automatic and Semiautomatic weapons for more consistent close range combat.
Slightly increased the damage of Semiautomatic rifles over long range for more consistent damage output.

Increased the zoomed burst accuracy of LMGs and decreased LMG accuracy when moving to reduce LMG run and gun.
Decreased the base damage of the M60 and XM8 LMGs to bring them in line with the other LMG damage values.
Decreased the damage of the PKM over long range to balance it with other LMGs.
Increased the base damage of the Type88 LMG to balance it with other LMGs.

Slightly reduced the base damage of the M16 and G3 to balance the increased range.
Slightly increased the damage of the AEK971, F2000, AN94, and AUG over long range to balance them with other Assault Rifles.

Reduced the lethal blast range of the 40mm grenade and M2CG to highlight their role as a secondary weapon against infantry.
Slightly Reduced the max range of the 40mm shotgun to balance it with other shotguns.
Slightly increased the base damage of shotgun rounds and reduced their range to clarify ideal shotgun combat distance.

Reduced the base damage of the PP2000 to balance the increased range.
Increased the damage of the 9A91 over long range to balance its lower magazine size.

Increased the damage and range of the M9, M93 pistols to make them more desirable as a secondary weapon.
Increased the range of the MP443 pistol to make it more desirable as a secondary weapon.
Increased the damage of the MP412 over long range to balance its low rate of fire.
Slightly reduced the rate of fire of the M1911 pistol to balance it with other pistols.

Increased the repair and overheat speeds of the Power Tool. Now overheats sooner but repairs the same amount before overheating.
Increased the maximum number of Motion Sensors that can be carried from 2 to 3 and increased the speed which new sensors are acquired from ammo boxes.
Significantly increased the speed of the Tracer Dart projectile to make it more effective against airborne targets.
Increased the reload time of the Mortar Strike and reduced the damage it does to heavily armored vehicles.
Decreased the range of Bolt Action Sniper and Pump Shotgun Slug rounds when using Magnum Ammo for better Kit Balance, especially in Hardcore.
Slightly increased the Health of soldiers in Hardcore for better Kit Balance.

Increased the benefit from the Medkit Heal+ specialization to make it more desirable as a Specialization.
Decreased the benefit from Vehicle Reload Speed to balance it against other Vehicle Specializations.
Slightly decreased the benefit from accuracy specializations to balance the changes to range and accuracy tweaks.

Fixed a bug where the BMD3 would take extra damage to the front armor.
Reduced the explosive damage from Attack Helicopter cannons.
Increased the damage of AA guns against all targets. The AA gun should be much more effective against infantry on Port Valdez.