If you are looking for what was included in this specific update, it focused on balance and quality-of-life (QoL) fixes:
PC (GOG.com – DRM-free) Update Version: 1.4.4.9 Preceding Version: 1.4.4.8 (Hotfixes) / 1.4.4 (Labor of Love) Release Date (approx.): Late 2022 / Early 2023 terraria 1449 gog upd
While Re-Logic’s official patch notes focus on Steam, the GOG 1449 build includes these specific benefits: If you are looking for what was included
Like all GOG titles, this version is DRM-free, allowing you to back up your 1.4.4.9 installation folder to prevent accidental updates to future versions (like 1.4.5) that might break specific mods. Achievements: this version is DRM-free