Settings and defaults
Open Settings at the bottom left, then search or choose a category.
Immediate updates
Valid input, sliders and keyboard adjustments apply and save immediately. Incomplete input is not submitted; invalid values revert on Enter or focus loss.
Restore defaults
Restore defaults affects only the current category, and may remove its custom presets. Style preferences do not replace workspace saving.
Common settings
Measurements and annotations sets lines and fonts; ROI statistics chooses fields; Corner information, Crosshairs and Scale bar controls image overlays.
Appearance and language
In Settings → Appearance & language, choose Light / Dark or Chinese / English. Changes apply immediately and preserve viewing progress. New installations default to dark and Chinese; preferences persist after restart. Image and measurement colors are independent.
Add and edit language packs
Open the language pack folder under Settings → Theme and language. See Add a language pack below for the complete steps and Chinese/English demonstrations.