SumUp blocks card readers: Difference between revisions

They also state that a few days or weeks after the device is out of warranty, the message "Device blocked. Please contact support" appears all of a sudden, without anything unusual happening to their devices. Most of them are invited to purchase a replacement out of their own pockets either from their online store or physical retailers, or to use "Tap to Pay" on their phones, which is more limited than the card readers as it only allows them to accept "Contactless" payments.

==References==