Klaviyo not working or down today, 01.08.2026 in UK?

How to contact Klaviyo support?

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

What happened to Klaviyo?

Klaviyo is an email marketing platform designed to help businesses create and send personalized email campaigns.

Possible causes of failures:

• Technical works on the servers
• DDoS attacks
• Problems with the Internet connection
• Browser malfunctions

Can't log in to your Klaviyo account?

• Check the correctness of the entered login and password
• Make sure the Internet connection is stable
• Clear the browser cache
• Try logging in through another browser or device

Emails are not being sent?

• Check the SMTP server settings
• Make sure the email addresses are correct
• Clear the cache of the Klaviyo application
• Try sending an email later

Can't view email templates?

• Check your Internet connection
• Clear the cache of the Klaviyo application
• Make sure the templates are not blocked by the browser
• Try refreshing the page

Integration with other platforms is not working?

• Check the connection settings
• Make sure the APIs are enabled
• Clear the cache of the Klaviyo application
• Try restarting the integration

Can't access the Klaviyo dashboard?

• Check the URL and make sure it's correct
• Make sure the browser supports the necessary cookies
• Clear the browser cache
• Try accessing the dashboard from another device