What changed in Call of Duty®: Modern Warfare® 4 - Beta in 2026

Experience a Campaign mission before launch, featuring a large-scale ground assault.

A dedicated training experience to master movement systems.

New multiplayer mode introduced in the Beta.

Unlock cosmetic rewards through player progression during the Beta.

Brand-new map available for Warzone Resurgence mode.

Players can preload the Beta before the scheduled weekends.

Level cap raised from 20 to 30 between Beta weekends, unlocking more rewards.

New movement mechanics introduced to enhance gameplay.

Rewards for players who link their Activision account to Twitch.

Players can transfer progression and rewards across supported platforms.

Pre-loading for the Early Access Beta is now live on Steam.

Build up to 12 Custom Loadouts with unique Operators assigned to each loadout.

Play a Campaign mission for the first time in a Call of Duty Beta, preventing the destruction of a vital nuclear power station.

Unlock additional Killstreaks and Perks as player levels increase during the Beta.

Progress from Levels 1-20 in Weekend One, unlocking new content and rewards.

Link your Activision account with Twitch to earn rewards by watching creators during the Beta.

Play six Core 6v6 Multiplayer modes including the new mode 'Inflation'.

Enter a dedicated training facility to learn and practice expanded movement and combat systems.

Unlock powerful Apex Attachments by fully leveling supported weapons.

Earn cosmetic rewards by progressing through player levels during the Beta.