Modern Warfare 4 Beta Start Time, PC Specs, Rewards, and Matchmaking Explained

Modern Warfare 4 Beta starts on Friday, August 21, 2026 at 11:00 AM PT, immediately after Call of Duty: NEXT goes live at 9:00 AM PT. For most players, the big questions are straightforward: when early access and the open beta begin, whether a PC meets the requirements, and what changes this beta brings to performance, security, and matchmaking.

The beta matters because it is not just a map preview. It also introduces the new shader preloading flow, tests both open matchmaking and the newer matchmaking system used in Black Ops 7 Season 5, and gives players an early look at Modern Warfare 4 Multiplayer before the full launch on October 23, 2026.

Launch timing

Call of Duty: NEXT starts at 9:00 AM PT on Friday, August 21, and the beta unlocks at 11:00 AM PT after the showcase wraps its opening reveals.

That timing is important for anyone planning preloading, download and launch setup, or creator broadcasts during the first hours. The event flow is clear: gameplay reveals first, then live beta access.

What to expect

• 9:00 AM PT: Call of Duty: NEXT goes live

• 11:00 AM PT: Modern Warfare 4 beta launches

• Access types: early access and open beta windows

• Focus areas: multiplayer systems, performance updates, rewards, and Twitch Drops

PC requirements

PC players need more than raw hardware this time. The beta has firm OS, SSD, GPU, memory, and security requirements, including TPM 2.0 and Secure Boot for all players using PC platforms such as Battle.net, Steam, and Xbox on PC.

Category	Minimum requirements	Recommended requirements
Operating system	Windows 10 64 Bit with latest update	Windows 11 64 Bit with latest update
CPU	AMD Ryzen 5 1600 or Intel Core i5-8400	Ryzen 5 3600 or Core i7-8700
RAM	12GB	16 GB
Storage	SSD required	SSD required
Graphics	Radeon RX 470, GeForce GTX 970 or GTX 1060, or Intel Arc A580 with 3 GB VRAM	NVIDIA GeForce RTX 3060 Ti, AMD Radeon RX 6700 XT, or Intel Arc B580
API	DirectX-compatible sound	DirectX-compatible sound
Security	TPM 2.0 and Secure Boot required	TPM 2.0 and Secure Boot required

Driver versions

• NVIDIA: 610.47

• AMD: 26.7.1

• Intel: 32.0.101.8861

The security stack is tied directly to RICOCHET Anti-Cheat, so this beta treats platform security as a baseline requirement rather than an optional optimization. Keep Windows fully updated, install the current GPU driver, and make sure TPM 2.0 and Secure Boot are enabled before launch.

Shader preloading

Shader preloading is one of the most practical beta changes for PC players. It is enabled from the start when you first install the beta, with the goal of reducing waiting time after patches and lowering the number of times an update requires restart sequence turns into a long shader build.

How it works

1. Install the beta through Battle.net, Steam, or Xbox on PC.

2. On first install, shader preloading is enabled automatically.

3. After future data patches or a title update, the game preloads shader work ahead of launch where possible.

4. Steam players still complete a one-time shader compile on first boot.

5. After that first boot, shader preloading handles subsequent updates more efficiently.

In practical terms, this should make repeated beta sessions easier across Weekend One and Weekend Two, especially after a patch. The main benefit is less waiting between updates and a smoother return to play after a title update or data patch.

Matchmaking test

The beta uses both open matchmaking and the newer matchmaking system introduced in Black Ops 7 Season 5. That means this is also a live test of how Infinity Ward and the wider Call of Duty team want online lobbies to feel before launch.

Why this stands out

Open matchmaking first launched with Black Ops 7 last year. Internal player response data from Open versus Standard showed notable differences: 32.7% higher quit rates, 14.4% fewer kills per minute, 5.3% lower win rates, and 59.2% more Not Fun ratings.

Those numbers explain why the mw4 beta is not relying on a single pool. The test is about more than queue speed; it is about how players respond to lobby quality, fairness, momentum, and whether a session stays enjoyable over several matches.

System	What the beta is testing
Open matchmaking	Broader lobby formation and the player-response trade-offs already seen in Black Ops 7
Season 5 matchmaking system	The newer model now being carried into Modern Warfare 4 beta testing

The matchmaking test matters because Infinity Ward can compare lobby quality, player retention, and match outcomes before launch instead of relying on a single queue model during the beta.

Multiplayer preview

The multiplayer trailer puts the design focus in plain view: grounded, precise combat built around fluid movement and tighter player control. The footage emphasizes gunplay, movement, close-quarters combat, and larger open battlefield engagements rather than just short cinematic beats.

Confirmed highlights

• 6v6 maps are part of the core multiplayer offering

• The combat mix includes vehicle and infantry combat

• Players can expect both close-quarters combat and open battlefield engagements

• Kill Block can generate more than 500 distinct configurations

• The multiplayer trailer uses The Devil Is a Lie by Rick Ross

Kill Block is one of the more notable reveal points because the configuration count suggests strong replay variation inside a single battleground concept. That matters in a beta setting, where repeated matchmaking cycles quickly expose whether map flow stays fresh or turns predictable.

Rewards and drops

The beta rollout also includes Twitch Drops tied to the Call of Duty: NEXT and beta coverage window. Alongside direct play rewards, this gives viewers another reason to keep creator broadcasts running during the first reveal day and throughout the beta weekends.

For players who want everything ready at launch, the smart approach is simple: preload early, update GPU drivers, confirm TPM 2.0 and Secure Boot, and be ready to log in as soon as NEXT ends and the beta goes live.

FAQ

When does the Modern Warfare 4 beta start?

The beta starts on Friday, August 21, 2026 at 11:00 AM PT, immediately after Call of Duty: NEXT begins at 9:00 AM PT.

Does the mw4 beta have early access and an open beta?

Yes. The early access beta runs from August 21 at 11:00 AM PT / 2:00 PM ET to August 25 at 10:00 AM PT / 1:00 PM ET, and the open beta runs from August 28 at 10:00 AM PT / 1:00 PM ET to September 1 at 10:00 AM PT / 1:00 PM ET.

What are the minimum PC specifications?

You need Windows 10 64-bit, a Ryzen 5 1600 or Core i5-8400, 12 GB RAM, an SSD, DirectX-compatible sound, broadband internet, and a Radeon RX 470, GeForce GTX 970 or GTX 1060, or Intel Arc A580 with 3 GB VRAM. TPM 2.0 and Secure Boot are also required.

What are the recommended requirements?

The recommended setup is Windows 11 64-bit, a Ryzen 5 3600 or Core i7-8700, 16 GB RAM, an SSD, and a Radeon RX 6700 XT, GeForce RTX 3060 Ti, or Intel Arc B580 with 8 GB VRAM.

Are TPM 2.0 and Secure Boot required?

Yes. TPM 2.0 and Secure Boot are required to play Call of Duty: Modern Warfare 4 on PC.

How does shader preloading help?

Shader preloading starts from the initial beta install and reduces repeated shader work after patches. Steam still requires a one-time shader compile on first boot, but later updates benefit from the new system.

What matchmaking systems are in the beta?

The beta uses both open matchmaking and the newer matchmaking system introduced in Black Ops 7 Season 5.

When does Modern Warfare 4 fully launch?

Modern Warfare 4 launches on October 23, 2026.

Bottom line

The key date is August 21 at 11:00 AM PT. If your PC meets the minimum requirements, TPM 2.0 and Secure Boot are enabled, and your drivers are current, you should be ready for a beta that is testing far more than maps alone.