The identifier corresponds to a specific era of GTA V’s PC lifecycle.

You might be searching because you downloaded a copy from an archive or switched PC builds. Here’s how to tell which you have:

In internal Rockstar logs, a lowercase o following a version number indicates a build. This version of the Social Club patch included pre-fetches for GTA Online assets. For players trying to play Story Mode only , v170o introduced unnecessary background telemetry—hence why many modders seek to block or downgrade away from the "o" variant.

While version originally launched in late 2024, Rockstar released a massive Enhanced Edition update for PC on March 4, 2025 . This free upgrade added: