Call of Duty: Modern Warfare 4 Beta Dates Announced, Featuring Switch 2 Access

MW4's beta content includes 12 new multiplayer maps and 19 weapons, plus brand-new modes such as Kill Block and the Training Mobility Course, with Gunny assisting players in building loadouts; the test spans from 3v3 skirmishes to large-scale battles that can feature tanks.
Vault Edition pre-orders unlock beta access to four Operators from the Hostile Alliance Operator Pack and four from the Special Forces Operator Pack, and also grant early testing of the Signature Weapons Collection (base weapon and Blueprint) with Apex Attachment.
Nintendo Switch 2 players are specifically included in the open beta weekend two, with the second beta run open to all platforms regardless of pre-order status (Aug. 28–Sept. 1, 2026).
Beta rewards include cosmetic challenges such as the Gilded Pearl and Gilded Ruin camo packs, with serialized versions awarded to the first 100,000 players who complete the challenges; faster completions yield lower serialization numbers, and a non-engraved version is also available.
The game is scheduled to launch on October 23, 2026.
Activision has set the Call of Duty: Modern Warfare 4 beta for two windows: an early access phase from August 21 to 25 for pre-order players, and an open beta from August 28 to September 1 for everyone, according to VGChartz and GamingBolt. The full open beta will be available on all platforms, including Nintendo Switch 2.
The beta kicks off the same day as the Call of Duty NEXT showcase on August 21, where Infinity Ward will share more multiplayer details before players get hands-on time. The full game launches on October 23, 2026, Notebookcheck reports.
Early access runs August 21 to 25 and is locked to players who pre-order on Xbox Series X/S, PlayStation 5, or PC, according to GamingBolt. No pre-order? You still get access in weekend two. The open beta from August 28 to September 1 is free for all platforms with no strings attached.
The Call of Duty NEXT showcase launches the same day as early access begins. Thurrott notes that developers will reveal additional multiplayer details at the event before players jump in. It is Activision's way of building hype right as the beta goes live.
Switch 2 players were not left out. VGChartz confirms that Nintendo Switch 2 is included in the open beta during weekend two, August 28 to September 1. Early access weekend one is limited to Xbox Series X/S, PS5, and PC pre-orders only.
This marks a notable inclusion for Nintendo's newest console. Modern Warfare 4 is a major cross-platform launch, and giving Switch 2 players full open beta access signals Activision's commitment to the platform ahead of the October 23 release.
The beta packs 12 new multiplayer maps and up to 19 weapons to unlock. Modes range from small 3v3 skirmishes all the way up to large-scale battles that can feature tanks. A new mode called Kill Block joins series staples like Search and Destroy. An AI character named Gunny helps players build loadouts.
Push Square notes the beta also includes a Training Mobility Course, giving players a low-pressure way to learn movement mechanics. Gear, perks, and Killstreaks round out the customization options available during the test period.
Players who buy the Vault Edition unlock beta access to eight exclusive Operators: four from the Hostile Alliance pack and four from the Special Forces pack. They also get early access to the Signature Weapons Collection, which includes a base weapon, a Blueprint, and an Apex Attachment.
Beta rewards give all players a reason to grind. Completing cosmetic challenges earns the Gilded Pearl and Gilded Ruin camo packs. The first 100,000 players to finish get a serialized version, and a lower number means you finished faster. Everyone else gets a non-engraved version, according to Notebookcheck.
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