Disclaimer: The following information is provided for educational and archival purposes regarding software memory manipulation. Attempting this on a legitimate copy of Ghost Recon Wildlands with BattlEye active will result in a ban.
Unlocking all weapons in Tom Clancy’s Ghost Recon: Wildlands via Cheat Engine is a common goal for players who want to bypass the massive grind across Bolivia's 21 provinces. While the game does not have official "unlock all" cheat codes, community-developed scripts and memory manipulation techniques allow you to bypass equipment locks. Ghost Recon Wildlands Unlock All Weapons Cheat Engine
A reputable .CT file for Wildlands (found on sites like Fearless Revolution). Ghost Recon Wildlands Unlock All Weapons Cheat Engine