Hi Julie,  Thank you for your reply and explanation. Yes, I'm using the Facebook Pixel Helper and using it when viewing the frontend of my website. I can see two pixels firing, i.e. the new one as well as the old one. Pls note, I replaced the pixel I...

I have the same problem. I changed pixel under preferences and thought that would be it. However, when I use the Facebook Pixel Helper extension to Chrome, I can see that both the new and the old pixel are firing. I've read tons of community posts he...