In the coming months, we will be working with the top wallets and exchanges in the bitcoin space to advance this adoption of Payment Protocol. (blog.bitpay.com)
In the meantime, we've been working to help more wallets in the bitcoin ecosystem become fully compatible with Payment Protocol. (blog.bitpay.com)
Because we require Payment Protocol payments, some users have had to switch to one of the compatible wallets to make payments. (blog.bitpay.com)