Greggs says it is “experiencing issues accepting payments” amid reports shops have been forced to shut across the country.
In a statement, the bakery chain added: “We are working to resolve this as soon as possible.”
Users on X around the country reported that their local branches were shut or heavily affected.
“Greggs in Westminster closed. Problem with tills,” one person wrote, while another added: “Greggs this morning cash only ! Sitting here with my coffee watching almost everyone have to walk out.”
It comes after “technical issues” affected Sainsbury’s in store contactless payments and online delivery services at the weekend, causing chaos for shoppers.
Tesco cancelled some online orders too after suffering issues.
Last week, McDonald’s customers were turned away from restaurants around the world, including in the UK, after the fast food chain was also hit by major IT problems.
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