Last updated: March 5, 2026
Call of Duty (Warzone, Modern Warfare, or Black Ops) may experience severe lag, rubber-banding, high ping, or frequent disconnections during multiplayer matches. You might get kicked from lobbies or see "Connection Interrupted" messages.
Network congestion: Multiple devices sharing bandwidth.
Server issues: Activision servers may be overloaded or under maintenance.
NAT type issues: Strict NAT prevents proper connections to game servers.
Wi-Fi instability: Wireless connections cause packet loss and lag spikes.
ISP throttling: Some ISPs throttle gaming traffic.
• Visit support.activision.com/onlineservices for server status.
• Follow @ATVIAssist on Twitter for real-time updates.
• If servers are down, wait for Activision to fix the issue.
• Connect your console or PC directly to the router with ethernet.
• This eliminates Wi-Fi packet loss and reduces ping.
• If ethernet isn't possible, use a powerline adapter.
• Close streaming services, downloads, and other games.
• Ask other household members to pause heavy internet usage during your gaming session.
• Aim for Open NAT (Type 1 on PlayStation, Open on Xbox).
• Enable UPnP on your router.
• Or set up port forwarding for COD: TCP 3074, UDP 3074, 3478-3480.
• Use Google DNS (8.8.8.8 / 8.8.4.4) or Cloudflare DNS (1.1.1.1 / 1.0.0.1).
• Change in your console or PC network settings.
• Restart after changing DNS.
• Unplug router and modem for 30 seconds.
• Plug modem in first, wait until fully connected.
• Then plug in router and wait for all lights to stabilize.
If lag persists with a stable wired connection, contact Activision support at support.activision.com.
Q: What ping is good for Call of Duty?
A: Under 50ms is ideal. 50-100ms is playable. Above 100ms will cause noticeable lag.
Q: Why do I lag in COD but not other games?
A: COD servers in your region may be overloaded. Also, COD uses different server infrastructure than other games. Try during off-peak hours.
Q: Does cross-play cause more lag?
A: Cross-play itself doesn't cause lag, but it may match you with players on different regional servers, potentially increasing ping.
Q: Can I choose which server to connect to?
A: COD automatically connects to the best server. You can't manually select servers, but using a VPN to connect through a different region is possible (though not recommended).