Even a stable build can have quirks. Here are fixes for common problems.
The Scarecrow unlock requirement was lowered from 200 to 150 kills, and all Scarecrow variants now share a single kill count.
Version 1.4.4.9 is a common target for modders, but GOG users face unique hurdles: tModLoader DOES NOT WORK with fresh GoG install #3521
Even a perfect version like can have platform-specific quirks.
: Unlike Steam, GOG achievements are often stored in a local file within your save folder, making them easy to back up or reset for "from scratch" runs.
GOG's version is highly flexible for "Portable" setups. You can copy the installation folder to a USB drive or use tools like UniExtract on the GOG installer to run the game without administrator rights. Modding and tModLoader on GOG