If you rely on legacy mods, you might want to downgrade to or v1.0.2372 . Tools like the "GTA V Downgrader" exist, but they violate Rockstar’s EULA, and you must never launch Online. This article does not endorse piracy, but downgrading legitimate Steam versions is technically feasible via depot downloads.
The NVIDIA Reflex update made aiming feel snappier, though the difference is subtle on G-SYNC displays. Grand Theft Auto V GTA 5 -v1.0.3411 1.70 NV...