SumUp not working or down today, 01.08.2026 in UK?

How to contact SumUp support?

• Email: support@sumup.com
• Form on the official website: https://www.sumup.com/help
• Social media: official SumUp accounts

What happened to SumUp?

SumUp is a payment processing service that helps businesses manage their payments seamlessly. It offers a wide range of features to enhance payment experiences.

Possible causes of disruptions:

• Technical works on the servers
• DDoS attacks
• Internet connection issues
• Browser malfunctions
• Payment gateway issues

Can't log in to your SumUp account?

• Check the correctness of the entered login and password
• Ensure a stable internet connection
• Clear browser cache
• Try logging in through another browser or device

Transactions not going through?

• Verify internet connectivity
• Check if the payment gateway is functioning properly
• Restart the payment terminal or device
• Ensure the internet connection is stable

Payment notifications not arriving?

• Check your email settings
• Verify the notification preferences
• Clear browser cache
• Try refreshing the notifications

SumUp app not loading?

• Check your internet connection
• Clear app cache
• Update the app to the latest version
• Restart the device

Error messages appearing?

• Restart the application
• Check for system updates
• Ensure the internet connection is stable
• Contact support for further assistance