Mission KeyDMZ field guide

Top tip · Updated 10 Nov 2026

How to squad up

Top tipMW4How to use the FOBHow to exfil

Deploy solo or with a squad. Turn Squad Fill on at Ready Up to drop in with two allied players, or leave it off to go in alone.

Screenshot slot: Ready Up squad options
Screenshot slot: Ready Up squad options.
TypeTop tip
MapMW4
Steps4
Last verified10 Nov 2026

Walkthrough

  1. Decide solo or squad

    Choose whether you want to deploy alone or with teammates. Activision says you can deploy solo or with a squad.

    • Screenshot slot: Ready Up squad options

  2. Turn Squad Fill on or off

    Turn Squad Fill on at the Ready Up screen to drop into the deployment with two other allied players. Leave it off to go in alone.

    • Screenshot slot: Squad Fill switch on Ready Up

  3. Confirm your squad before you deploy

    Check the squad lobby. You deploy in a squad of up to three Operators, with your own party or with Squad Fill filling the empty spots.

    • Screenshot slot: Squad lobby with three slots

  4. Use the Ping Wheel in the match

    Use the Ping Wheel in Hajin to assimilate with another squad, or to invite nearby players to join. A squad can grow to a maximum of four this way.

    • Screenshot slot: Ping Wheel assimilation request

Verified facts

  1. Turn Squad Fill on at the Ready Up screen and the game drops you in with two other allied players. Leave it off to go in alone.
  2. You deploy in a squad of up to three. During a deployment the Ping Wheel lets a squad grow to a maximum of four.

Top Tips

Top tipFOB

How to use the FOB

Gear up at the Forward Operating Base, then deploy.

Open tip →
Top tipHajin

How to exfil

Call a green-smoke helicopter and hold the site.

Open tip →

Sources

  • DMZ Map — Squad size — Turn Squad Fill on at the Ready Up screen and the game drops you in with two other allied players. Leave it off to go in alone.
  • COD Central — What Is MW4 DMZ? — Turn Squad Fill on at the Ready Up screen and the game drops you in with two other allied players. Leave it off to go in alone.

Frequently asked questions

Can I play MW4 DMZ solo?

Yes. Activision says you can deploy solo or with a squad. Leave Squad Fill off at Ready Up to go in alone.

How do I fill my squad with random players?

Turn Squad Fill on at the Ready Up screen. Activision says it drops you into the deployment with two other allied players.

How many players can be in a DMZ squad?

You deploy in a squad of up to three. During a deployment the Ping Wheel lets you join up with another squad, and that way a squad can grow to a maximum of four.