Install the latest macOS updates to use macOS 10.12.4 or later.
Google no longer supports or updates its Nik plug-ins for current versions of Photoshop on current operating systems and hardware.
Customers may experience incompatibilies (including freezing and crashes) using Nik plug-ins. We recommend uninstalling problematic plug-ins.
For help troubleshooting plug-ins, see Photoshop plug-ins troubleshooting.