Launch Terminal (located at /Applications/Utilities). Enter the following command:
defaults write -g NSRequiresAquaSystemAppearance -bool Yes
This setting can cause Photoshop and other applications to crash.
Photoshop crashes if you have used the Terminal command below to achieve dark mode for only the Menu bar and Dock in macOS Mojave.
macOS Mojave
To resolve this crash issue, follow the steps below to revert to full Mojave Dark Mode.
Launch Terminal (located at /Applications/Utilities). Enter the following command:
defaults delete -g NSRequiresAquaSystemAppearance
Restart your Mac.
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