Zero Hour update is rolling out on PC (Steam). According to the official Zero Hour patch notes, the latest update adds a new map, the addition of a 10-player CO-OP experience, new weapons, improved optimization, accessibility & more.

Previously, a big update was released with new features and bug fixes. Unfortunately, many players are still experiencing several issues while playing the game. Today’s Zero Hour patch will fix a few of these issues.

Check out more details below.

Zero Hour Patch Notes – February 3, 2023


  • New Playable Map “Khan Manzil”
  • New Weapon UMP (CT Side)
  • New Weapon AKU (T Side)
  • New Utility Slot number 3
  • New Utility for Slot 3 – Door Rammer
  • New Utility for Slot 3 – Medkit (Default button, Num key 06)
  • New Player death animations for crouch & prone state
  • New Animations for suspect Flashed & Smoked state for when they are arrested or zip tied
  • Rats Den map co-op cutscene


  • Server Browser not updating region on initial try
  • Jittery FPS hand animations
  • SKS Reload animations for aim and hip position overlapping
  • Being able to kick door while prone
  • Flash light leaking through wall
  • Texture corruption due to memory leakage
  • Volumetric density issues


  • Co-op number of traps and door wedge suspects place based on mission
  • Free Cam reset speed will no longer snap and will smoothly return to default view
  • FPS hand animation syncing with weapons
  • Weapon reload mech SFX
  • Player idle turning animations
  • Brightness for Training Ground
  • Brightness for “Bank Heist” map
  • Brightness for “Hotel Trouble” map
  • Brightness & lighting for “Embassy Raid” map
  • Brightness & lighting for “Cafe Fourteen” map
  • Brightness & lighting for “Red Wedding” map
  • Road asphalt textures for various maps
  • Main Menu loading time
  • Optimized Terror House
  • Optimized Loading even further
  • Visual effect – Screen Space Reflections


  • Added 10 Player Co-op & Training Option
  • Added Co-op lobby host’s status sign
  • Added Co-op option to watch mission cutscene
  • Added Mocap animations for co-op suspect alerts
  • Added separate aim and body movement ( upper body of the player character will move separately from lower body )
  • Added player character C2 explosion reaction animation
  • Reworked Terror House map
  • Increased Lobby Squad count up to 10 players
  • Slightly Reduced stamina drain for sprinting
  • Removed Co-op mission cutscene playing automatically in the beginning
  • Co-op objective based suspect will always be zip tied using aggressive animation
  • When shooting on active armor plate it will no longer play the blood VFX and instead will play Metal hit VFX

Download free Zero Hour update on PC (Steam).

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