Unzip and move preset file or folder to "User"/Music/Audio Music Apps/Patches/Audio (If the "Audio" folder is not there, create it yourself)
Open Garageband and create a new audio track
In the Library on the left hand side, navigate to User Patches and select the preset you downloaded.
Replace DeEsser 2 with the standard DeEsser
Change the DeEsser settings to Suppression Frequency: 5000Hz and Suppression: -10db
Change the pitch correction to the key of the song. If you don’t know the key of the song or can’t google it, then use this site: https://getsongkey.com/tools/key-finder
Enjoy the sweet sound of a well-mixed vocal!
Watch the Logic installation video found here if you have further questions as the installation process is extremely similar
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