Mac OS X:
10.8.5, 10.9.5, 10.10, 10.11, 10.12
Mac Intel / 1GB of RAM / 30MB of Hard Drive Space
Windows 7 (64-bit), Windows 8 (64-bit), Windows 10 (64-bit)
Pentium 4 2.4 GHz or faster (or AMD equivalent) / 1 GB of RAM / 30MB of Hard Drive space
Adobe Premiere Pro CC 2017, CC 2018, CC 2019, 2020
Adobe After Effects CC 2017, CC 2018, CC 2019, 2020
Apple Final Cut Pro X, 10.2.3 -10.5
Apple Motion 5.2.3 - 5.4.6
Magix Vegas Pro 14 - 18
Avid Media Composer 8.2 - v2020.4
Davinci Resolve 14 - 17
4GB of Dedicated VRAM per monitor required for UHD footage.
Since Magic Bullet Looks 4 is no longer updated/maintained, if it's running a host or operating system outside of these specifications, the program will not be guaranteed to work as it's technically in an unsupported environment.
See the compatibility page for the latest version of Looks to see what its upgraded version will work with.