Local Wi-Fi support for "Turf War" matches where up to 4 players can fight for control of the Glen Park or Idlewood areas. If you’re interested, I can:

Approximately 25% of Los Santos has been successfully ported with working textures and collisions.

While it isn't an official Rockstar release, the "GTA SA for PSP" modding scene is a testament to the game's lasting legacy. These community-driven updates allow fans to revisit the streets of Grove Street on classic hardware, bridging the gap between the official "Stories" titles and the full San Andreas experience. Always ensure you are downloading from reputable community forums to get the most stable and feature-complete version of the update.