On macOS, Photoshop Elements 2020 is displayed as an incompatible host for Nik collection installation
How to Download the Nik Collection for Free - Lenscraft
Fix error "Your trial has expired" on Free version of NIK collection - works on Big Sur with Apple M1 - last version of Photoshop (currently 2021) : r/photography
Nik Collection for Windows - Download it from Uptodown for free