: Try switching from "Fullscreen" to "Borderless Window" if you experience frequent Alt-Tab crashes. Are you using Steam or a different launcher? What are your PC specs (especially GPU and RAM)?
Security software sometimes flags shipping executables as "false positives" because they interact deeply with system memory. iw7-ship.exe
Many players interact with this file when installing community-made clients like IW7-Mod or Aurora . These clients often require you to place a custom .exe into the same root directory as the original iw7-ship.exe to enable dedicated servers and custom mods. : Try switching from "Fullscreen" to "Borderless Window"
: Features un-cheat protected FOV settings, player/server counts in the browser, and fixes for various crashes and UI bugs. Installation Guide player/server counts in the browser