One simple trick to fix any UI lag you are experiencing
If your inventory, phone, or other menus feel slow or laggy, try changing this setting in FiveM.
This setting changes how FiveM uses your graphics card (GPU) to display menus and other UI elements.
It can help make menus smoother and more responsive, especially when your GPU is under heavy load.
You can use the command below in the F8 console to skip the steps above but you STILL have to relog for it to take effect!
⚠️ MUST be done in F8 console. ⚠️You STILL have to relog to make it work!
This mainly helps with UI lag. It does not necessarily improve your in-game FPS or fix server lag.