How do I downgrade Rockstar Launcher SA to 1.0?
No idea if this will work but you could try the steam version downgrader, you can find the link on KZ's setup video here: It is the first link in the description.
I tried the downgrader from KZ_FREW's video but it doesn't recognize it as a steam version, someone said its version 1.0.0.22 i think.
Changes to the GTA:SA leaderboard
The GTA:SA community has been deteriorating over a long period of time. Many top runners are not currently present on the leaderboard. This issue has not been seriously addressed yet, but an attempt will be made to remedy it now.
As of this news post, the San Andreas leaderboard will function in
Recent runs