The Modern Warfare 4 Open Beta begins on August 28, 2026, at 10am PT and runs through September 1 at 10am PT. Preloading starts across all platforms on August 26 at 9am PT.

Preload Instructions by Platform

Before beginning your download, ensure you are signed into your Activision Account to ensure your progression and rewards are tracked correctly.

PlayStation 5

  1. Open the PlayStation Store.
  2. Search for “Call of Duty: Modern Warfare 4 Beta.”
  3. Select the Beta entry and choose “Download.”

Xbox Series X|S

  1. Open the Microsoft Store.
  2. Search for “Call of Duty: Modern Warfare 4 Beta.”
  3. Select the Beta and choose “Install.”

PC (Steam & Battle.net)

  • Steam: Open the store page for Call of Duty: Modern Warfare 4 and click “Play Now” next to the Beta section to add it to your library.
  • Battle.net: Select Call of Duty: Modern Warfare 4 choose the Beta version from the game version dropdown menu, and click “Install.”

Xbox on PC

  1. Open the Xbox app and navigate to the Store.
  2. Search for “Call of Duty: Modern Warfare 4 Beta.”
  3. Select “Install.” If the beta does not appear, clear your “Installed” filter.

Nintendo Switch 2

  1. Open the Nintendo eShop.
  2. Search for “Call of Duty: Modern Warfare 4 Beta.”
  3. Select “Download.” Note that a linked Nintendo Switch Online account is required for multiplayer modes.

Open Beta Content Overview

The beta includes a variety of maps and modes, with a level cap of 30. This level cap allows players to access additional weapons, perks, and killstreaks.

  • Campaign: Entrenched mission.
  • Multiplayer Maps: Rooftops, Silkworm, Transit 213, Cachette, Kill Block, Lithium, Imjin Farmland (Ground War), and Wolves Stadium (Ground War).
  • Multiplayer Modes: Team Deathmatch, Domination, Hardpoint, Kill Confirmed, Inflation, Search & Destroy, Kill Block (10v10 and 3v3), Mobility Course, Hijack, and Combat Outpost (Ground War).
  • Warzone: The new Zodiac map for Resurgence.

While the beta provides a snapshot of gameplay, Infinity Ward has indicated that further balance adjustments regarding movement, spawns, and time-to-kill are planned following the Early Access period.