It says my subscription has expired but I still pay £24.00 a month.

Thanks for letting us know about this, @marc22.

I want to make sure you'll be routed to the right support. I recommend contacting our QuickBooks Care Support. They have special tools that can open your account securely. 

1. Sign in to your QuickBooks Online company.
2. Select the Help (?) menu at the top right.
3. Enter a brief description of your concern, and then choose Let's talk.
4. Click Contact Us to connect with a live support agent.
5. Lastly, choose a way to connect with us.

Additionally, I'll be adding this link to guide you to manage your subscription info in QuickBooks: Update billing and payment info.

You can visit us anytime if you have other concerns. I'm always ready to assist. Wishing you well.