If using QB-Core or ESX, add the flashbang item to your items.lua or database, and assign it an icon.
Because flashbangs involve particles, dynamic lighting, and screen effects, poor coding can cause frame drops or server lag. Choose a script optimized to run at a low resource monitor usage (ideally below 0.01ms - 0.03ms on idle/use). Top Flashbang Scripts for FiveM flashbang fivem script
Installing a flashbang script follows the standard FiveM resource installation process: If using QB-Core or ESX, add the flashbang
Enhancing Tactical Gameplay: The Ultimate Guide to Flashbang FiveM Scripts If using QB-Core or ESX