The Modern Warfare 2 Season 4 patch notes are bound to contain a number of changes and adjustments to multiplayer as the fourth seasonal update for Infinity Ward's latest release gets underway.
Season 4 of Modern Warfare 2 sees the arrival of the Tempus Razorback assault rifle and the ISO 45 submachine gun along with a new battle pass packed with a variety of content to unlock.
But, before we take a closer look at the Modern Warfare 2 Season 4 patch notes, check out our guides showcasing the best ranked play loadouts and when the next double XP event takes place.
Modern Warfare 2 Season 4 patch notes
General
Adjustments
- Tuned spawns for Breenbergh Hotel, Black Gold, Exhibit, and Himmelmatt Expo
- Updated the rate at which UAV sweeps are performed for the infected team in Giant Infected:
- One sweep every 20 seconds by default
- One sweep every 3 seconds when less than 24 survivors remain
- Updated class tables to include Blueprints through Season 03 Reloaded
- Moved the bag locations from the top of barrels to the ground on Black Gold in Knock Out
- Added “Score Limit” and “Time Limit” options for Bounty
- Adjusted Weapon locations on Blacksite in Gunfight O.S.P.
Stability
- This update contains several fixes to reduce the number of known crashes. We continue to prioritize increased stability and crash fixes across all platforms.
- Studio teams have made meaningful progress in deploying several server-related fixes and upgrades over the last few weeks. We have seen significant performance improvement in several areas of concern including crashes. We remain committed to tracking and pursuing these issues and will continue to share progress.
Weapon balancing
» Battle Rifles «
Cronen Squall
- Full-Auto
- Bullets to Kill increased by 2 | Warzone OnlY
- Maximum Damage increased | Warzone Only
- Minimum Damage added | Warzone Only
- Semi-Auto
- Bullets to Kill increased by 1 | Warzone Only
- Maximum Damage decreased | Warzone Only
- Minimum Damage increased | Warzone Only
» Shotguns «
- Bryson 800
- Minimum Damage decreased | Warzone Only
- Head Multiplier increased
- Neck Multiplier increased
- Upper Torso Multiplier increased
- Arm Multipliers increased
- Leg Multipliers increased
Bryson 890
- Minimum Damage decreased | Warzone Only
- Head Multiplier increased
- Neck Multiplier increased
- Upper Torso Multiplier increased
- Arm Multipliers increase
- Leg Multipliers increased
Expedite 12
- Minimum Damage added | Warzone Only
- Leg Multipliers increased
KV Broadside
- Mid Damage decreased
Lockwood 300
- Minimum Damage decreased | Warzone Only
- Head Multiplier increased
- Neck Multiplier increased
- Upper Torso Multiplier increased
- Arm Multipliers increased
- Leg Multipliers increased
- Hip to ADS Spread transition speed increased
- Becomes accurate faster after aiming down sights
- Mid Damage Ranges increased
- Mid Damage decreased slightly
» Submachine Guns «
- Fennec 45
- Bullets to Kill decreased by 1 | Warzone Only
Attachments
- FTAC Siege
- Akimbo FTAC Siege (NEW)
- Unlock through in-game Challenge: 25 Hip Fire Operator kills with the FTAC Siege
- Akimbo FTAC Siege (NEW)
- Kastov-74u
- KSTV-17 Barrel (NEW)
- Added to Kastov-74u progression, replaces 5.45 Tracer at Level 9
- Players who have progressed beyond this level will have it retroactively granted to their account following the launch of Season 4
- Added to Kastov-74u progression, replaces 5.45 Tracer at Level 9
- KSTV-17 Barrel (NEW)
- KV Broadside
- 12 Gauge Dragon’s Breath
- Close-range Damage increased slightly
- 12 Gauge Dragon’s Breath
Bug fixes
- Fixed an issue with the SZ Aggressor-IR Optic where its ADS penalty was higher than intended
- Fixed an issue with 12-Gauge Dragon’s Breath residual damage where it would be counted as a headshot for scoring
- Fixed an issue that caused Death Effects to intermittently occur on incorrect bodies
- Fixed numerous incorrect Attachment unlock criteria
- Fixed an issue where the in-game challenge completed overlay for the KL40-M2 Drill underbarrel Attachment showed a placeholder name
- Fixed an issue causing the .300 BLK Overpressured +P ammunition to remain locked without unlock requirements, despite the Weapon being at max level
- Fixed an issue where Bipod Attachments were not blocked on some Weapons when using the canted iron sightsFixed several exploits with the Tactical Camera
- Fixed an out of bounds issue with the Recon Drone
- Fixed an issue where Players would sometimes not receive the proper rewards when killing Players downed in Last Stand
- Fixed a connection timeout issue some Players would encounter in Drop Zone
- Fixed a bug where some melee kills would not count as one-hit-kills in One in the Chamber
- Fixed an issue where some in-game Weapon challenge camo unlock text was cutoff and did not include the Weapon name
- Fixed an issue in Private Matches where the Player could not earn Killstreaks properly with the “Retain Streaks on Death” and “Persistent Streak Progress” options tuned on
Ranked play
- New Season 04 Restrictions
- Assault Rifles
- Tempus Razorback
- SMGs
- ISO 45
- Melee
- Tonfa
- Assault Rifles
Perks
Adjustments
- Bomb Squad now scales both explosive damage and clamps the maximum damage unless the damage was a direct impact
Field upgrades
Bug Fixes
- Field Upgrades now refund properly when shocked by a shock stick mid-deployment
- Throwing Star kills now properly extend Battle Rage and Dead Silence
Audio
- Added ability for War Tracks to play in 3D positions from Vehicles in the world, rather than only to Players riding in a Vehicle
UI/UX
New Features
- Multiple Attacker Notifier Quality of Life
- When a Player is downed while simultaneously under fire from multiple enemy Players, a text notifier will appear near their crosshair indicating the total number of recent attackers.
Adjustments
- Added a new splash that calls out when a Player is downed or killed by more than one attacker
- Players can now view Skins for locked Operators
- Added the ability to select Skins for Tacticals and Lethals… check out the new Wumpa grenade!
- Added the ability to remove all of your equipped attachments on your weapon by pressing and hold RT/R2 in Gunsmith.
- Improved clarity on which Attachments have Skins, are Tunable, or are Pro-Tuned
- Added the Pro-Tuned tag to the loadout preview widget for Blueprint-tuned Weapons
- Added Pros and Cons for all Attachments
- Improved usability of Loadout select
- Perk Packages now use a double-stacked row
- Additions and improvements to the HUD for Search and Destroy and Rescue Modes
- Added reticles and tracers to the Loadout preview in Gunfight
- Added a POI label under the Compass in Gunfight
- General visual improvements to the HUD in Gunfight
- Redesigned AAR and Scoreboard to accommodate 6v6 and larger matches
Global bug fixes
- Fixed an issue where exiting the Tactical Camera would sometimes leave a blurry screen
- Fixed an issue where the Player would have their controls locked if they tried to re-enter a Recon Drone as it dies, while looking through a Spotter Scope
- Fixed an issue where the Wheelson could be deployed on top of other vehicles
- Fixed an issue where the Player’s FOV would remained zoomed in after leaving control of the Gunship
- Fixed an issue that prevented bots from being able to revive downed teammates
- Fixed an issue where Weapon progress trackers could become misaligned with their Weapons in the Weapon Challenges menu
- Fixed an issue where the Buy Battle Pass menu launched abruptly when accessed for the second time while on View Map in the Battle Pass tab
- Fixed an issue where the Operator could disappear when the Player enters the Emblem or Calling Card tab and goes back
- Fixed an issue where Players could experience dropped frames when switching Calling Card tabs
- Fixed an issue where loot could be destroyed if a Player died on top of an exploding vehicle
- Fixed an issue where the Player would exit the Light Helo but still remain inside of it
- Fixed an issue that could cause Players to end up in a broken state when performing a roof exit on a vehicle as it blew up
- Fixed an issue where vehicles didn't collide with Players reviving other Players
- Fixed an issue where collision sounds on the armor of the armored pickup truck didn’t play
- Fixed an issue causing a number of missing vehicle icons in Ground War's Tac Map legend
Special Ops
- Added display information when interacting with previously-claimed intel fragments
- The number of intel fragments remaining for you in this mission
- The distance to the nearest unclaimed intel fragment
Bug fixes
- Fixed an issue with timers conflicting with one another during the puzzle in Atomgrad Raid Episode 01
- Fixed an issue where Players could crash if they used the Restart from Checkpoint feature in the maze in Atomgrad Raid Episode 01
- Fixed an issue where Players could crash if they lingered at a puzzle for a long time in Atomgrad Raid Episode 01
- Fixed an issue where the Oxygen Tank would disappear while ledge hanging in Atomgrad Raid Episode 01
- Fixed an issue where enemies would plant bombs in the wall in Defender: Hafid Port
- Fixed an issue where Players that have not made a Custom Loadout will see overlapping default Loadout UI
- Fixed various collision and/or geometry issue on MultiPlayer maps
- Fixed an issue on Guijarro where the Overwatch Helo would drop from the sky when leaving the Map
When does Modern Warfare 2 Season 4 start?
Season 4 for Modern Warfare 2 commences on June 14, 2023, which means the official patch notes aren't very far away. Make sure you check back nearer the start of the season for all of the notable changes.
For more Modern Warfare 2, take a look at our guides showcasing the best assault rifle and how to unlock the Nikto Operator.
For more articles like this, take a look at our Guides and Call of Duty: Modern Warfare 2 page.