Did you ever find a solution that works? I'm not trying to add another $50+/month fee to shopify with another app when I already have so many add ons to make it work how I need, but there has to be a way to do this since it's already baked into the s...

Is this still the case? I can't seem to get through the auto chat bot to a human to get this process going. 

Unfortunately not. It just allows me to link to the shopify google channel and only allows me to disconnect my gmail account to connect the brand account. This would allow me to display on youtube, but disconnects all googleAds, analytics, etc. 

I just saw I'm eligible to link my shopify store with my youtube channel now (GREAT!) BUT, in order to do so means disconnecting my current google account, even though both were originally set up with the same email i.e. Main login email allow sme to...