# Call of Duty Modern Warfare 4 Ends Wallhacks

> Activision's new server culling system could end wallhacks in Call of Duty: Modern Warfare 4.
- Title: Call of Duty Modern Warfare 4 Ends Wallhacks · IGN | Shortify
- Summary: Activision's new server culling system could end wallhacks in Call of Duty: Modern Warfare 4. Activision's server culling system in Call of Duty: Modern…
- Keywords: call of duty, modern warfare 4, server culling, wallhacks, activision, infinity ward, mads mikkelsen, nintendo switch 2, playstation 5, xbox series x s, gaming, entertainment
- Source: IGN — https://ign.com/articles/call-of-duty-modern-warfare-4-video-reveals-major-change-that-could-end-wallhacks-for-good
- Author: Michael Cripe
- Published: 2026-10-03T17:54:26.277+00:00
- Read time: 1 min
- Topics: call of duty, modern warfare 4, server culling, wallhacks, activision, infinity ward, mads mikkelsen, nintendo switch 2, playstation 5, xbox series x s, gaming, entertainment
## Wallhacks in Call of Duty
Wallhacks let cheaters see opponents through walls, ruining matches by giving unfair advantages.

> For cheat developers, this creates a major new obstacle.
## Activision's New System
Activision and Infinity Ward introduced server culling to combat wallhacks by limiting server data to what players see.
## How Server Culling Works
Server culling uses occlusion layers to hide player locations behind walls, preventing wallhackers from seeing opponents.
## Impact on Cheaters
Cheat developers face a major obstacle as server culling prevents them from revealing opponent locations through walls.

> For cheat developers, this creates a major new obstacle.
## Launch Details
Call of Duty: Modern Warfare 4 launches on October 23, 2026, for PC, Nintendo Switch 2, PlayStation 5, and Xbox Series X/S.
## Future Updates
Server culling will improve Warzone, DMZ, and future updates while working with existing anti-cheat systems.
## What Happens Next
Activision expects server culling to disturb the cheat marketplace but will continue improving anti-cheat measures.
## Key takeaway

Activision's server culling system in Call of Duty: Modern Warfare 4 prevents wallhacks by limiting server data to what players see.