To install the Facebook Pixel on Shopify using the “Pixee ‑ Multi Facebook Pixels” app, you can follow these steps:↳

1. Install the “Pixee ‑ Multi Facebook Pixels” app from the Shopify App Store. You can find it here.↳
   
2. Once installed, open the app and create a new Facebook pixel in your Facebook Ads Manager account. ↳
3. Follow the instructions provided by the app to set it up.↳
4. The Facebook Pixel should now be installed on your Shopify store using the “Pixee ‑ Multi Facebook Pixels” app.↳