Guide

Weapon change history and mode boundaries

Read dated weapon fixes and official tuning context without importing Multiplayer beta numbers into DMZ.

At a glance

Category
Player Guidance

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Published · Checked · Reference

Modern Warfare 4 · DMZ / Multiplayer explicitly separate · All supported platforms

DMZ and Multiplayer use separate tuning

Infinity Ward explicitly distinguishes their weapon tuning in the October 23 notes. The launch narrative describes changes since the Multiplayer Beta without supplying a complete DMZ damage/stat delta table.

No DMZ damage, TTK or recoil improvement is calculated from that narrative. A current weapon configuration remains useful, but its values are not silently rewritten from a beta history.

What is actually dated

October 20, DMZ
The ISO Apex function fix appears in the DMZ section.
October 21, Weapons
The Rezi 12 firing-range 0.00 TTK display was corrected; this does not establish its real TTK.
October 23, shared UI
Weapon-Prestige camo/Apex relocking display issues were addressed. Separate numerical tuning was being considered for the following week, not supplied as a completed patch.

Before / after

These are dated source descriptions. “Not specified” never becomes zero, and Multiplayer rows do not supply DMZ values.

Publisher-described changes and calculated differences only where both numbers are supplied
Change / scopeBeforeAfterDifference / context
Rezi 12 firing-range display2026-10-21 · Shared weapon UI · All supported platformsRezi 12Could incorrectly show 0.00 TTKErroneous display fixedNo numerical delta

A broken UI reading is not a measured combat statistic.

UAV health — Multiplayer history2026-10-21 · Multiplayer · All supported platforms100 health150 health+50 hp (+50%)

Official Multiplayer Killstreaks section, beta-to-launch change. Not a DMZ UAV Tower, enemy or weapon value.

Read the original update

Launch descriptions; exact executable build not established.