The APT version of Brave (sourced from their official repositories) will be pre-installed in Zorin OS 17.3 onward.
As I mentioned previously, this change of default browser will only take effect in new installations of Zorin OS 17.3 and future versions. We won't make any changes on existing users' systems to respect their existing browser choices.
However, existing users can install the Brave APT package by adding their official repository, as per their Linux installation instructions: