The Type 95 and CM901 saw increases to their hip-fire spread, requiring players to aim down sights (ADS) more frequently for accuracy.

Developers adjusted shotguns to make them more competitive compared to their Modern Warfare 2 counterparts, where they were previously considered underpowered.

Extract the patch contents into your main Modern Warfare 3 directory (usually SteamApps/common/Call of Duty Modern Warfare 3 ) and overwrite existing files when prompted.

This specific version introduced several "hot" updates aimed at refining the multiplayer experience:

Enter the host's IP address and select "Start as Client". Why Use the TeknoMW3 Client?

The TeknoMW3 mod remains popular because it provides features missing from the standard Steam version, such as High Level Server Customization using InfinityScript and full LAN support for offline co-op or Spec Ops. It essentially revitalizes the game for players looking for a more stable, customizable, and community-oriented experience.