This guide shows how to port forward Modern Warfare 4 so you get an Open NAT type, and how to fix a Strict or Moderate NAT on PC. It covers checking your NAT type, Windows Firewall, UPnP, manual port forwarding, and what to try when the NAT still will not open. See this video in article form, get commands and ports here: hub.tcno.co/games/mw4/open-nat === MW4 (2026) === - FPS Optimization: youtu.be/VLqF4fIO23M - Fix Attestation (Secure Boot/TPM): youtu.be/ADwVrbOrZ4Y - Port Forward MW4: youtu.be/_dXO1t7zGyA - Show FPS/Ping: youtu.be/SlKqlN8P8NM - Fix not launching: youtu.be/-i_-WhAZaC0 - Fix 0x00001338: youtu.be/7WVXr_R-Wuw Timestamps: 0:10 - How to check your NAT type 0:46 - Allow MW4 through Windows Firewall 1:46 - UPnP (if supported) 1:57 - Port Forward MW4 4:55 - NAT not open? Possible solutions 5:25 - Open NAT Questions answered in this video: How do I check my NAT type in MW4? How do I get an Open NAT type in Modern War...