Affected Versions
This article applies to Suitcase Fusion for Mac version 21.1 and later on macOS Catalina (10.15).
Symptoms
The font previews in Suitcase Fusion v21 are too dark and hard to see when using Dark Mode in 10.15.
Solution
Suitcase Fusion v21.1.1 addressed an issue where some font previews display in dark grey while Dark Mode is on.

You can also set Suitcase Fusion to ignore the macOS Dark Mode settings.
- Close Suitcase Fusion
- Open a Terminal window (/Applications/Utilities/Terminal)
- Enter the following command and press Enter:
defaults write com.extensis.SuitcaseFusion NSRequiresAquaSystemAppearance -bool yes
The next time you open Suitcase Fusion, the application will ignore Dark Mode.

To reset support for Dark Mode in Suitcase Fusion:
- Close Suitcase Fusion
- Open a Terminal window (/Applications/Utilities/Terminal)
- Enter the following command and press Enter:
defaults write com.extensis.SuitcaseFusion NSRequiresAquaSystemAppearance -bool no
Note: This does not enable Dark Mode for Suitcase Fusion when Dark Mode is turned off in macOS.
The next time you open Suitcase Fusion, the application will use the macOS Dark Mode settings.