Before downloading, it is vital to understand what "2023.01" means. Garry’s Mod does not follow a traditional year.month versioning system publicly, but the January 2023 branch (Build 2023.01) is significant.
Key Features of the 2023.01 Branch:
Warning: Do not confuse this with "GMod 13" or "Legacy 2013." The 2023.01 version is the legitimate, up-to-date client required to play on 99% of modern servers. Download Garry-s Mod 2023.01 for Windows
If you haven't already, go to the official Steam website (steampowered.com) and download the Steam installer for Windows. Run the installer and log into your account (or create a free account). Before downloading, it is vital to understand what "2023