Based on an article from DuckDuckgo at Use the DuckDuckGo Extension to Block FLoC, Google’s New Tracking Method in Chrome and from EFF at Google’s FLoC Is a Terrible Idea, I added today the recommended Permissions-Policy into my web server configuration.
I completely support and agree to DuckDuckGo’s and EFF’s analysis that FLoC is a bad idea for privacy.
The HTTP response header can be set in the Apache2 configuration file for a web site like this.
As shown in the screenshot the web server delivers the Permission-PolicyHTTP header:
Please note also that EFF provides a web site at https://amifloced.org/ to check if Chrome is using FLoC.