Cannot use Zelle in KeyBank for the past 3 weeks

When I click on the Zelle icon in my KeyBank account, I get this message - this has been the case for the past 2-3 weeks:

Sorry

Please accept our apology if you're having trouble accessing digital banking. We're working hard to resolve the problem. While we do that, please feel free to contact 1-800-KEY2YOU (539-2968). We'll be happy to provide options to help you with your banking needs. Thank you again for your understanding.