We can perform some troubleshooting solutions to get the Cancel subscription link working, marc-blanchou.
Let's try accessing QuickBooks Online (QBO) using a private window to see if this a browser issue or not. Then, try canceling your QBO subscription again.
For more details about resolving browser issues, just check out the Troubleshooting browser problems article.
If the same thing happens, I'd suggest contacting our Customer Support Team. They'll investigate what's causing this issue and help you cancel your subscription.
I have articles here about canceling QBO subscription:
Please reach out to the Community if you need anything else with managing your Online account.
This does not work at all. I tried in private windows, brin differento browsers (Chrome, Safari, Firefox and mobile browsers) and computers (Mac, PC, Mobile). The page always returns blank whatever I do.
This does not work at all. I tried in multiple browsers, private sessions and different machines but it always returns blank.
Hello there, NoUsername42.
Thanks for keeping us updated with the results of the steps you've taken. I want to make sure this is taken care of.
If all the suggested steps above didn't work, I highly recommend reaching out to our QuickBooks Care Team. They have special tools like screen sharing so they can take a closer look and identify the reason why the cancel subscription page isn't working. The steps on how to reach them are provided by my colleague RCV.
Stay in touch with me if you have additional questions or concerns and I'm always here to help.
Hi there, NoUsername42.
Currently, there is no other easiest way to reach out to our Customer Support Team.
Please follow the steps above, provided by my colleague RCV.
Don't hesitate to comment below if you experience something else or if there's anything else that you need with QuickBooks.