Have you tried code-signing with an EV certificate? If so, did it help? Asking for a friend.
Statistically notable improvement, but it didn't help a whole lot.
I always upload a copy to https://www.virustotal.com to help combat the false positives.
It was really bad a couple years ago because anything wrapped in Inno Setup kept being flagged. Now maybe one or two flag vendors do; Bkav Pro and CrowdStrike Falcon are the dominate culprits always.