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MW3, Warzone & Zombies Patch Notes: January 31, 2024

Here’s the full January 31st Patch Notes for Call of Duty Modern Warfare 3, Warzone and Zombies

January 31, 2024 brought another update to Call of Duty: Modern Warfare 3, Warzone, and Zombies. This update brought a number of highly anticipated fixes, including bringing Killcams back to Ranked Play, fixing Calling Card glitches, and much more. Here are the full Patch Notes for the January 31 Update.


MW3 Snow


  • Bug Fixes
    • Equipping a Calling Card will no longer reset the active selection to the top of the list.
    • Favoriting and Filtering Calling Cards will no longer unexpectedly kick the player back to the menu.
    • Addressed an exploit that allowed equipping Camos to incompatible Weapons.
    • Corrected Gunsmith camera position while selecting a Bolt Attachment for the KATT-AMR.
  • Revised several Attachment descriptions to accurately reflect their true effects.
    • Kastovia 343 Barrel
    • HYP-LM Barrel
    • Bryson Inforcer Stock
    • FT Dart CB Stock
    • Demo X50 Tactical Pump Guard
    • 6.8 Wrath Round Nose Ammunition
    • WSP OPTAC Long Barrel
    • HISS Short Light Barrel
    • Recoil Reduction Buttplate Stock
    • Rattleback Deadeye 16" Barrel
    • Recon Comb
  • Improved intuitiveness of the order in which Weapon Camo Challenges are displayed.


  • Underpass
    • Players can no longer respawn outside of the playable area in Hardpoint.


  • Supe’d Up (Limited-Time Mode)
    • Super Speed visual effects will now end upon death.

Weapons & Attachments


  • Vigilant-30 C-Iron (Optic)
    • Resolved an obstruction of the player’s view while aiming down the hybrid sight.

Ranked Play


  • Killcams have been enabled in MWIII Ranked Play.
  • Addressed an issue where some players would enter a match with an invalid loadout when selecting Custom Loadout 1.
    • Note: In order to address this issue, Ranked Play Custom Loadout 1 was reset for all players.



  • Addressed an issue that resulted in screen shaking for all players when a team was engaging Warlord Dokkaebi’s Bomb Drones.


  • Addressed an issue that allowed DMZ Bonus Effects to temporarily display in Modern Warfare Zombies menus.
    • Note: DMZ Bonus Effects are not applicable to Modern Warfare Zombies gameplay.


  • Weekly Challenges
    • Addressed an issue that prevented the Week 8 Challenge: ‘Get 300 Kills with the JAK Thunder LMG Kit equipped to the Sidewinder while Juggernog is Active’ from tracking.
    • Addressed the description for the Week 8 Challenge where players need to kill multiple Warlords with a Recommended Weapon for clarity.
  • Camo Challenges
    • Challenge Group: Kills Without Reloading
      • Addressed an issue that prevented these challenges from tracking.


  • Added various crash and stability fixes.