Terraria 1.4.4.9 Gog Link -

Version 1.4.4.9 is available on multiple platforms (Steam, consoles, mobile). So why specifically target ?

Since you own the DRM-free version, leverage it: terraria 1.4.4.9 gog

GOG Version doesn't execute even though everything is in order Version 1

tModLoader 1.4.4 (stable) works with GOG versions. terraria 1.4.4.9 gog