Starbucks customers encountered longer waits for Frappuccinos, Cold Brew and other items this week as cafes faced what the company said were technical problems with online orders.
Some U.S. Starbucks stores across several days this week struggled to fulfill mobile orders and credit-card transactions for stretches of time, as cafes contended with mobile-ordering and payment-processing disruptions, according to company messages viewed by The Wall Street Journal. The company said the issues were later resolved.