Standard loading times; does not feature the "Instant Load" improvements seen in newer console/PC ports.
The primary purpose of was to address a massive security vulnerability in the PC version of GTA Online. Before this patch, malicious actors could remotely corrupt player data, change rank/money stats, or even cause game crashes through "remote code execution".
Implements a fresh data protocol for network sessions.
Are you planning to play through the or are you primarily interested in modding the game?
If you use Script Hook V or other mods, ensure they are specifically compatible with v1.66, as this update broke many existing script-based mods. 🖥️ User Experience & Performance