Modern Warfare 4 patch notes, October 30, 2026
Data updated · Latest official patch:
A smaller update with Multiplayer and DMZ fixes, the Infected Halloween mode and higher DMZ cash rewards for Side Ops and mission steps.
At a glance
3 values changed in this update. Of the 2 with a before and an after number, 2 increased, 0 decreased and 0 are unchanged.
Other values that changed
Values outside the weapon tables that the notes print with a before or an after number.
| Area | Item | Before | After | Change |
|---|---|---|---|---|
| DMZ | Dynamic Ops cash reward | 5,000–10,000 | 10,000–20,000 | not calculated |
| DMZ | Side Ops cash reward | 500 Cash | 2000 Cash | increased 300% |
| DMZ | Mission step cash reward, per completed step | 300 Cash | 500 Cash | increased 66.7% |
Other changes in the notes
Short summaries of the rest of the notes, by area. Bug fixes are grouped and not every one is listed. The official notes have the complete text.
Playlist
- Infected joins the playlist as a Halloween Party Mode.
Global
- Fixed various server crashes. Fixed Platinum Camo progress for Marksman Rifles not displaying correctly on PC, and Calling Card Challenges in the Multiplayer lobby showing the reward name instead of the challenge name.
Multiplayer
- Fixed a black screen after switching teams with auto-assign while waiting for a Private Match, premature inactivity kicks in Search and Destroy, and exploits on Coal.
DMZ
- The notes describe the cash changes as an adjustment to improve the in-game economy.
- Fixed the missing mission item in the Broken Resupply Dynamic Op, Intel purchases from the Boss Board for the Information Power Order, a missing timer and misplaced objective text in the Hunt Operator Dynamic Op, the helmet hit icon colour (white instead of blue), shifting shadows in the FOB, and a FOB crash from spamming knife attacks.
What this update does not say
- The notes print no units for damage ranges, damage values and damage multipliers.
- Values the notes do not list are unknown here. A weapon missing from the tables was not listed as changed.
- Where a row has no before or no after number, the notes print none and no percent is calculated.