Check out the “Options” menu for this feature. Dim on disable It’s always been painful to disable f.lux for a color check or late-night design work, so we’ve provided a new option that dims your screen (a lot) when you disable.Fixed map popup when you change timezones (now you can tell it’s f.lux).Bugs fixed for Catalina (and Mojave): dimming fixes, white cursor fixes, entitlements and notarization.