Fix #3977, language workshop tags will persist with some leniency.

patches/tModLoader/Terraria/GameContent/UI/States/WorkshopPublishInfoStateForMods.TML.cs

@@ -151,12 +151,13 @@ public override void OnInitialize()
 					float localizationProgress = (float)countOtherEntries / countMaxEntries;
 					ModLoader.Logging.tML.Info($"{culture.Name}, {countOtherEntries}/{countMaxEntries}, {localizationProgress:P0}, missing {countMaxEntries - countOtherEntries}");
 
-					bool languageMostlyLocalized = localizationProgress > 0.75f; // Suitable threshold?
+					bool languageMostlyLocalized = localizationProgress > 0.75f; // 75% Threshold to be localized.
+					bool languagePreviouslyLocalizedAndStillEnough = tagOption.IsSelected && localizationProgress > 0.5f; // If mod previously tagged as localized, persist selection as long as above 50%
 
-					// Override existing selection or only set to true if true? Current behavior is override.
-					tagOption.SetCurrentOption(languageMostlyLocalized ? tagOption.OptionValue : null);
-					// Automatically set option is slightly redder, indicating it was automaticly selected
-					tagOption.SetColor(tagOption.IsSelected ? new Color(192, 175, 235) : Colors.InventoryDefaultColor, 1f);
+					// Override existing selection. Existing selection will persist if still above 50% to accommodate temporarily falling below threshold.
+					tagOption.SetCurrentOption(languageMostlyLocalized || languagePreviouslyLocalizedAndStillEnough ? tagOption.OptionValue : null);
+					// Automatically set option slightly redder, indicating it was automatically selected. Even redder if below 75%
+					tagOption.SetColor(tagOption.IsSelected ? (languageMostlyLocalized ? new Color(192, 175, 235) : new Color(255, 175, 235)) : Colors.InventoryDefaultColor, 1f);
 				}
 			}
 		}