I think, if the seller used Amazon shipping, it’s not actually the seller’s fault. Doesn’t Amazon pool all items from the same SKU together from all sellers and ship whatever they can get to the buyer the fastest/cheapest?

This post would be more useful if it included a link to the product or perhaps a more thorough description of what makes it useful.

I’ve been using 2 accounts on my phone for years. I had no idea this was something enabled by Samsung and not by WhatsApp.

This was my first thought as well.